[Enter `^Ec?' for help] coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 VB2:vb2_check_recovery() Recovery was requested manually VB2:vb2_check_recovery() We have a recovery request: 0x2 / 0x0 Recovery requested (1009000e) tlcl_extend: response is 0 tlcl_extend: response is 0 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size d2e4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 romstage starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw' CBFS: Found @ offset 7bc00 size 12262 PSP: Load blob type 19 from @ffe6bc38... OK Google Chrome set keyboard backlight: 4 status (0) POST: 0x37 agesawrapper_amdinitreset() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_PRE_MEM' CBFS: Found @ offset df80 size 53bcc agesawrapper_amdinitreset() returned AGESA_SUCCESS POST: 0x38 agesawrapper_amdinitearly() entry Warning - AGESA callout: platform_PcieSlotResetControl not supported Warning - AGESA callout: platform_PcieSlotResetControl not supported agesawrapper_amdinitearly() returned AGESA_SUCCESS POST: 0x40 agesawrapper_amdinitpost() entry DRAM clear on reset: Keep variant_mainboard_read_spd SPD index 9 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'spd.bin' CBFS: Found @ offset 79bc0 size 2000 AGESA set: umamode UMA_SPECIFIED : syslimit 0x12effffff, bottomio 0x00d00000 : uma size 16MB, uma start 0xcf000000 agesawrapper_amdinitpost() returned AGESA_SUCCESS POST: 0x41 Boot Count incremented to 95510 POST: 0x42 PSP: Notify that DRAM is available... OK POST: 0x43 CBMEM: IMD: root @ cdfff000 254 entries. IMD: root @ cdffec00 62 entries. External stage cache: IMD: root @ cefff000 254 entries. IMD: root @ ceffec00 62 entries. creating vboot_handoff structure Chrome EC: UHEPI supported Chrome EC: clear events_b mask to 0x0000000021004000 POST: 0x44 MTRR Range: Start=cd000000 End=ce000000 (Size 1000000) MTRR Range: Start=ff000000 End=0 (Size 1000000) MTRR Range: Start=ce800000 End=cf000000 (Size 800000) POST: 0x45 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/postcar' CBFS: Found @ offset a2a80 size 41f4 Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes) Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290 Processing 114 relocs. Offset value of 0xcbfa2000 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 postcar starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/ramstage' CBFS: Found @ offset 61bc0 size 17f95 Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes) Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8 Processing 3480 relocs. Offset value of 0xcdd9f000 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 ramstage starting... POST: 0x39 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area RO_VPD found @ c00000 (16384 bytes) WARNING: RO_VPD is uninitialized or empty. FMAP: area RW_VPD found @ 465000 (8192 bytes) FMAP: area RW_VPD found @ 465000 (8192 bytes) POST: 0x80 Normal boot. POST: 0x46 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw2' CBFS: Found @ offset 8dec0 size 4cf2 PSP: Load blob type 1a from @ffe7def8... OK POST: 0x47 agesawrapper_amdinitenv() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_POST_MEM' CBFS: Found @ offset b7f00 size 135b2 Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes) Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480 Processing 1271 relocs. Offset value of 0xce06d000 AGESA: Saving stage to cache Fch OEM config in INIT ENV Done agesawrapper_amdinitenv() returned AGESA_SUCCESS POST: 0x70 BS: BS_PRE_DEVICE times (us): entry 124162 run 1058 exit 1 POST: 0x71 Board ID: 6 mainboard: EC init Chrome EC: Set SMI mask to 0x0000000000000000 Chrome EC: UHEPI supported Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006 Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set WAKE mask to 0x0000000000000000 DW I2C bus 0 at 0xfedc2000 (400 KHz) DW I2C bus 2 at 0xfedc4000 (400 KHz) DW I2C bus 3 at 0xfedc5000 (400 KHz) FMAP: area RW_ELOG found @ 45d000 (16384 bytes) Manufacturer: ef SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000 ELOG: NV offset 0x45d000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(17) added with size 13 at 2024-05-07 21:16:20 UTC ELOG: Event(9F) added with size 14 at 2024-05-07 21:16:20 UTC PM1_STS: PWRBTN BMSTATUS setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000 setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001 BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 86501 exit 0 POST: 0x72 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 00:50: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 PCI: 00:00.0: enabled 1 PNP: 0c09.0: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 10: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 MMIO: fedc2000: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 MMIO: fedc3000: enabled 1 I2C: 00:50: enabled 1 MMIO: fedc4000: enabled 1 I2C: 00:15: enabled 1 MMIO: fedc5000: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 Mainboard Grunt Enable. Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled MMIO: fedc2000 enabled MMIO: fedc3000 enabled MMIO: fedc4000 enabled MMIO: fedc5000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 POST: 0x24 sb_enable PCI: 00:00.0 [1022/1576] enabled sb_enable sb_enable PCI: 00:01.0 [1002/98e4] enabled sb_enable PCI: 00:01.1 [1002/15b3] enabled sb_enable PCI: 00:02.0 [1022/157b] enabled sb_enable PCI: Static device PCI: 00:02.1 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.2 subordinate bus PCI Express PCI: 00:02.2 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.3 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.4 subordinate bus PCI Express PCI: 00:02.4 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.5 not found, disabling it. PCI: 00:03.0 [1022/157b] enabled sb_enable PCI: 00:08.0 [1022/1578] enabled sb_enable PCI: 00:09.0 [1022/157d] enabled sb_enable PCI: Static device PCI: 00:09.2 not found, disabling it. sb_enable PCI: 00:10.0 [1022/0000] bus ops PCI: 00:10.0 [1022/7914] enabled sb_enable sb_enable PCI: 00:12.0 [1022/0000] bus ops PCI: 00:12.0 [1022/7908] enabled sb_enable PCI: 00:14.0 [1022/790b] bus ops PCI: 00:14.0 [1022/790b] enabled sb_enable PCI: 00:14.3 [1022/0000] bus ops PCI: 00:14.3 [1022/790e] enabled sb_enable PCI: 00:14.7 [1022/7906] enabled sb_enable PCI: 00:18.0 [1022/15b0] ops PCI: 00:18.0 [1022/15b0] enabled sb_enable PCI: 00:18.1 [1022/15b1] enabled sb_enable PCI: 00:18.2 [1022/15b2] enabled sb_enable PCI: 00:18.3 [1022/15b3] enabled sb_enable PCI: 00:18.4 [1022/15b4] enabled sb_enable PCI: 00:18.5 [1022/15b5] enabled POST: 0x25 PCI: 00:02.2 scanning... do_pci_scan_bridge for PCI: 00:02.2 PCI: pci_scan_bus for bus 01 POST: 0x24 PCI: 01:00.0 [168c/003e] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Enabling Common Clock Configuration ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 scan_bus: scanning of bus PCI: 00:02.2 took 40767 usecs PCI: 00:02.4 scanning... do_pci_scan_bridge for PCI: 00:02.4 PCI: pci_scan_bus for bus 02 POST: 0x24 PCI: 02:00.0 [1217/0000] ops PCI: 02:00.0 [1217/8620] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 scan_bus: scanning of bus PCI: 00:02.4 took 40324 usecs PCI: 00:10.0 scanning... scan_usb_bus for PCI: 00:10.0 scan_usb_bus for PCI: 00:10.0 done scan_bus: scanning of bus PCI: 00:10.0 took 8111 usecs PCI: 00:12.0 scanning... scan_usb_bus for PCI: 00:12.0 scan_usb_bus for PCI: 00:12.0 done scan_bus: scanning of bus PCI: 00:12.0 took 8129 usecs PCI: 00:14.0 scanning... scan_generic_bus for PCI: 00:14.0 scan_generic_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 8802 usecs PCI: 00:14.3 scanning... scan_lpc_bus for PCI: 00:14.3 PNP: 0c09.0 enabled scan_lpc_bus for PCI: 00:14.3 done scan_bus: scanning of bus PCI: 00:14.3 took 9945 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315125 usecs MMIO: fedc2000 scanning... scan_generic_bus for MMIO: fedc2000 bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled bus: MMIO: fedc2000[0]->I2C: 01:1a enabled bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled scan_generic_bus for MMIO: fedc2000 done scan_bus: scanning of bus MMIO: fedc2000 took 21206 usecs MMIO: fedc3000 scanning... scan_generic_bus for MMIO: fedc3000 bus: MMIO: fedc3000[0]->I2C: 02:50 enabled scan_generic_bus for MMIO: fedc3000 done scan_bus: scanning of bus MMIO: fedc3000 took 13156 usecs MMIO: fedc4000 scanning... scan_generic_bus for MMIO: fedc4000 bus: MMIO: fedc4000[0]->I2C: 03:15 enabled scan_generic_bus for MMIO: fedc4000 done scan_bus: scanning of bus MMIO: fedc4000 took 13167 usecs MMIO: fedc5000 scanning... scan_generic_bus for MMIO: fedc5000 bus: MMIO: fedc5000[0]->I2C: 04:39 enabled bus: MMIO: fedc5000[0]->I2C: 04:10 enabled scan_generic_bus for MMIO: fedc5000 done scan_bus: scanning of bus MMIO: fedc5000 took 16986 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426232 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631171 exit 0 POST: 0x73 found VGA at PCI: 00:01.0 Setting up VGA for PCI: 00:01.0 Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000 Setting PCI_BRIDGE_CTL_VGA for bridge Root Device Allocating resources... Reading resources... Root Device read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 done DOMAIN: 0000 read_resources bus 0 link: 0 PCI: 00:02.2 read_resources bus 1 link: 0 PCI: 00:02.2 read_resources bus 1 link: 0 done PCI: 00:02.4 read_resources bus 2 link: 0 PCI: 00:02.4 read_resources bus 2 link: 0 done PCI: 00:14.3 read_resources bus 0 link: 0 PCI: 00:14.3 read_resources bus 0 link: 0 done Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000. DOMAIN: 0000 read_resources bus 0 link: 0 done MMIO: fedc2000 read_resources bus 1 link: 0 MMIO: fedc2000 read_resources bus 1 link: 0 done MMIO: fedc3000 read_resources bus 2 link: 0 MMIO: fedc3000 read_resources bus 2 link: 0 done MMIO: fedc4000 read_resources bus 3 link: 0 MMIO: fedc4000 read_resources bus 3 link: 0 done MMIO: fedc5000 read_resources bus 4 link: 0 MMIO: fedc5000 read_resources bus 4 link: 0 done Root Device read_resources bus 0 link: 0 done Done reading resources. Show resources in subtree (Root Device)...After reading. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 10 APIC: 10 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100 PCI: 00:00.0 PCI: 00:00.2 PCI: 00:01.0 PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10 PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18 PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20 PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24 PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30 PCI: 00:01.1 PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.0 PCI: 00:02.1 PCI: 00:02.2 child on link 0 PCI: 01:00.0 PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.3 PCI: 00:02.4 child on link 0 PCI: 02:00.0 PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20 PCI: 02:00.0 PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10 PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14 PCI: 00:02.5 PCI: 00:03.0 PCI: 00:08.0 PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10 PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18 PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20 PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24 PCI: 00:09.0 PCI: 00:09.2 PCI: 00:10.0 PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10 PCI: 00:11.0 PCI: 00:12.0 PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10 PCI: 00:14.0 PCI: 00:14.3 child on link 0 PNP: 0c09.0 PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000 PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100 PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2 PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3 PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:14.7 PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10 PCI: 00:18.0 PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058 PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000 PCI: 00:18.1 PCI: 00:18.2 PCI: 00:18.3 PCI: 00:18.4 PCI: 00:18.5 MMIO: fedc2000 child on link 0 GENERIC: 0.0 GENERIC: 0.0 I2C: 01:1a GENERIC: 0.1 MMIO: fedc3000 child on link 0 I2C: 02:50 I2C: 02:50 MMIO: fedc4000 child on link 0 I2C: 03:15 I2C: 03:15 MMIO: fedc5000 child on link 0 I2C: 04:39 I2C: 04:39 I2C: 04:10 DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done PCI: 00:01.0 20 * [0x0 - 0xff] io DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 01:00.0 10 * [0x0 - 0x1fffff] mem PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 02:00.0 10 * [0x0 - 0xfff] mem PCI: 02:00.0 14 * [0x1000 - 0x17ff] mem PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done PCI: 00:01.0 10 * [0x0 - 0x3ffffff] prefmem PCI: 00:01.0 18 * [0x4000000 - 0x47fffff] prefmem PCI: 00:02.2 20 * [0x4800000 - 0x49fffff] mem PCI: 00:02.4 20 * [0x4a00000 - 0x4afffff] mem PCI: 00:08.0 18 * [0x4b00000 - 0x4bfffff] mem PCI: 00:08.0 20 * [0x4c00000 - 0x4cfffff] mem PCI: 00:01.0 24 * [0x4d00000 - 0x4d3ffff] mem PCI: 00:01.0 30 * [0x4d40000 - 0x4d5ffff] mem PCI: 00:08.0 10 * [0x4d60000 - 0x4d7ffff] prefmem PCI: 00:01.1 10 * [0x4d80000 - 0x4d83fff] mem PCI: 00:08.0 24 * [0x4d84000 - 0x4d85fff] mem PCI: 00:10.0 10 * [0x4d86000 - 0x4d87fff] mem PCI: 00:08.0 1c * [0x4d88000 - 0x4d88fff] mem PCI: 00:12.0 10 * [0x4d89000 - 0x4d890ff] mem PCI: 00:14.7 10 * [0x4d8a000 - 0x4d8a0ff] mem DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done avoid_fixed_resources: DOMAIN: 0000 avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed) constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed) constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed) constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed) constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed) avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff Setting resources... DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff PCI: 00:01.0 20 * [0x1000 - 0x10ff] io DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff PCI: 00:01.0 10 * [0xf0000000 - 0xf3ffffff] prefmem PCI: 00:01.0 18 * [0xf4000000 - 0xf47fffff] prefmem PCI: 00:02.2 20 * [0xf4800000 - 0xf49fffff] mem PCI: 00:02.4 20 * [0xf4a00000 - 0xf4afffff] mem PCI: 00:08.0 18 * [0xf4b00000 - 0xf4bfffff] mem PCI: 00:08.0 20 * [0xf4c00000 - 0xf4cfffff] mem PCI: 00:01.0 24 * [0xf4d00000 - 0xf4d3ffff] mem PCI: 00:01.0 30 * [0xf4d40000 - 0xf4d5ffff] mem PCI: 00:08.0 10 * [0xf4d60000 - 0xf4d7ffff] prefmem PCI: 00:01.1 10 * [0xf4d80000 - 0xf4d83fff] mem PCI: 00:08.0 24 * [0xf4d84000 - 0xf4d85fff] mem PCI: 00:10.0 10 * [0xf4d86000 - 0xf4d87fff] mem PCI: 00:08.0 1c * [0xf4d88000 - 0xf4d88fff] mem PCI: 00:12.0 10 * [0xf4d89000 - 0xf4d890ff] mem PCI: 00:14.7 10 * [0xf4d8a000 - 0xf4d8a0ff] mem DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff PCI: 01:00.0 10 * [0xf4800000 - 0xf49fffff] mem PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff PCI: 02:00.0 10 * [0xf4a00000 - 0xf4a00fff] mem PCI: 02:00.0 14 * [0xf4a01000 - 0xf4a017ff] mem PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done Root Device assign_resources, bus 0 link: 0 DOMAIN: 0000 assign_resources, bus 0 link: 0 PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64 PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64 PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64 PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem PCI: 00:02.2 assign_resources, bus 1 link: 0 PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64 PCI: 00:02.2 assign_resources, bus 1 link: 0 PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem PCI: 00:02.4 assign_resources, bus 2 link: 0 PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem PCI: 00:02.4 assign_resources, bus 2 link: 0 PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64 PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64 PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem PCI: 00:14.3 assign_resources, bus 0 link: 0 PCI: 00:14.3 assign_resources, bus 0 link: 0 PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64 DOMAIN: 0000 assign_resources, bus 0 link: 0 Root Device assign_resources, bus 0 link: 0 Done setting resources. Show resources in subtree (Root Device)...After assigning values. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 10 APIC: 10 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000 DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100 DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10 DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11 DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12 DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13 DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14 DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15 PCI: 00:00.0 PCI: 00:00.2 PCI: 00:01.0 PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10 PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18 PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20 PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24 PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30 PCI: 00:01.1 PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10 PCI: 00:02.0 PCI: 00:02.1 PCI: 00:02.2 child on link 0 PCI: 01:00.0 PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10 PCI: 00:02.3 PCI: 00:02.4 child on link 0 PCI: 02:00.0 PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20 PCI: 02:00.0 PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10 PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14 PCI: 00:02.5 PCI: 00:03.0 PCI: 00:08.0 PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10 PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18 PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20 PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24 PCI: 00:09.0 PCI: 00:09.2 PCI: 00:10.0 PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10 PCI: 00:11.0 PCI: 00:12.0 PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10 PCI: 00:14.0 PCI: 00:14.3 child on link 0 PNP: 0c09.0 PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000 PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100 PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2 PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3 PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:14.7 PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10 PCI: 00:18.0 PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058 PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000 PCI: 00:18.1 PCI: 00:18.2 PCI: 00:18.3 PCI: 00:18.4 PCI: 00:18.5 MMIO: fedc2000 child on link 0 GENERIC: 0.0 GENERIC: 0.0 I2C: 01:1a GENERIC: 0.1 MMIO: fedc3000 child on link 0 I2C: 02:50 I2C: 02:50 MMIO: fedc4000 child on link 0 I2C: 03:15 I2C: 03:15 MMIO: fedc5000 child on link 0 I2C: 04:39 I2C: 04:39 I2C: 04:10 Done allocating resources. BS: BS_DEV_RESOURCES times (us): entry 0 run 1564020 exit 0 PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing: PCI_INTR_INDEX name PIC mode APIC mode 0x00 INTA# 0x03 0x10 0x01 INTB# 0x04 0x11 0x02 INTC# 0x05 0x12 0x03 INTD# 0x07 0x13 0x04 INTE# 0x0B 0x14 0x05 INTF# 0x1F 0x1F 0x06 INTG# 0x1F 0x16 0x07 INTH# 0x1F 0x17 0x08 Misc 0xFA 0x00 0x09 Misc0 0xF1 0x00 0x0A Misc1 0x00 0x00 0x0B Misc2 0x00 0x00 0x0C Ser IRQ INTA 0x1F 0x1F 0x0D Ser IRQ INTB 0x1F 0x1F 0x0E Ser IRQ INTC 0x1F 0x1F 0x0F Ser IRQ INTD 0x1F 0x1F 0x10 SCI 0x09 0x09 0x11 SMBUS 0x1F 0x1F 0x12 ASF 0x1F 0x1F 0x13 HDA 0x03 0x10 0x14 FC 0x1F 0x1F 0x16 PerMon 0x1F 0x1F 0x17 SD 0x03 0x10 0x1A SDIOt 0x00 0x1F 0x30 EHCI 0x05 0x12 0x34 XHCI 0x04 0x12 0x41 SATA 0x07 0x13 0x62 GPIO 0x07 0x07 0x70 I2C0 0x03 0x03 0x71 I2C1 0x0F 0x0F 0x72 I2C2 0x06 0x06 0x73 I2C3 0x0E 0x0E 0x74 UART0 0x0A 0x0A 0x75 UART1 0x0B 0x0B PCI_CFG IRQ: Write PCI config space IRQ assignments PCI IRQ: Found device 0:01.00 using PIN A PCI Devfn (0x8) not found in pirq_data table PCI IRQ: Found device 0:01.01 using PIN B Found this device in pirq_data table entry 5 Orig INT_PIN : 2 (PIN B) PCI_INTR idx : 0x13 (HDA) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 0:02.02 using PIN A Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:02.04 using PIN A Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 0:08.00 using PIN A PCI Devfn (0x40) not found in pirq_data table PCI IRQ: Found device 0:10.00 using PIN A Found this device in pirq_data table entry 10 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x34 (XHCI) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:12.00 using PIN A Found this device in pirq_data table entry 9 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x30 (EHCI) INT_LINE : 0x5 (IRQ 5) PCI IRQ: Found device 0:14.07 using PIN A Found this device in pirq_data table entry 6 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x17 (SD) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 2:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.04h Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 1:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.02h Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI_CFG IRQ: Finished writing PCI config space IRQ assignments POST: 0x74 Enabling resources... agesawrapper_amdinitmid() entry agesawrapper_amdinitmid() returned AGESA_SUCCESS PCI: 00:00.0 subsystem <- 1022/1576 PCI: 00:00.0 cmd <- 04 PCI: 00:01.0 subsystem <- 1002/98e4 PCI: 00:01.0 cmd <- 07 PCI: 00:01.1 subsystem <- 1002/15b3 PCI: 00:01.1 cmd <- 02 PCI: 00:02.0 subsystem <- 1022/157b PCI: 00:02.0 cmd <- 00 PCI: 00:02.2 bridge ctrl <- 0003 PCI: 00:02.2 cmd <- 06 PCI: 00:02.4 bridge ctrl <- 0003 PCI: 00:02.4 cmd <- 06 PCI: 00:03.0 cmd <- 00 PCI: 00:08.0 subsystem <- 1022/1578 PCI: 00:08.0 cmd <- 06 PCI: 00:09.0 subsystem <- 1022/157d PCI: 00:09.0 cmd <- 00 PCI: 00:10.0 subsystem <- 1022/7914 PCI: 00:10.0 cmd <- 02 PCI: 00:12.0 subsystem <- 1022/7908 PCI: 00:12.0 cmd <- 02 PCI: 00:14.0 subsystem <- 1022/790b PCI: 00:14.0 cmd <- 403 PCI: 00:14.3 subsystem <- 1022/790e PCI: 00:14.3 cmd <- 0f Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe Covered by wideIO 0 PCI: 00:14.7 subsystem <- 1022/7906 PCI: 00:14.7 cmd <- 06 PCI: 00:18.0 cmd <- 00 PCI: 00:18.1 subsystem <- 1022/15b1 PCI: 00:18.1 cmd <- 00 PCI: 00:18.2 subsystem <- 1022/15b2 PCI: 00:18.2 cmd <- 00 PCI: 00:18.3 subsystem <- 1022/15b3 PCI: 00:18.3 cmd <- 00 PCI: 00:18.4 subsystem <- 1022/15b4 PCI: 00:18.4 cmd <- 00 PCI: 00:18.5 subsystem <- 1022/15b5 PCI: 00:18.5 cmd <- 00 PCI: 01:00.0 cmd <- 02 PCI: 02:00.0 subsystem <- 1217/8620 PCI: 02:00.0 cmd <- 06 done. BS: BS_DEV_ENABLE times (us): entry 279583 run 130710 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1950 usecs POST: 0x75 CPU_CLUSTER: 0 init ... MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0 0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1 0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e call enable_fixed_mtrr() CPU physical address size: 48 bits MTRR: default type WB/UC MTRR counts: 8/6. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1 MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1 MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled POST: 0x93 Will perform SMM setup. CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G . Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 1 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11. done. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000) Installing SMM handler to 0xce800000 Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18 Processing 481 relocs. Offset value of 0xce810000 Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0xce808000 SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd SMM Module: stub loaded at ce808000. Will call ce81142b(00000000) New SMBASE 0xce800000 Relocation complete. New SMBASE 0xce7ffe00 Relocation complete. Initializing CPU #0 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x10 done. CPU #0 initialized Initializing CPU #1 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x11 done. CPU #1 initialized bsp_do_flight_plan done after 91 msecs. MTRR: TEMPORARY Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0 0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: default type WB/UC MTRR counts: 7/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5 MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 CPU_CLUSTER: 0 init finished in 346107 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:00.0 init ... PCI: 00:00.0 init finished in 2003 usecs POST: 0x75 POST: 0x75 PCI: 00:01.0 init ... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes Real mode stub @00000600: 867 bytes Calling Option ROM... ... Option ROM returned. VBE: Getting information about VESA mode 41d2 VBE: resolution: 1366x768@16 VBE: framebuffer: f0000000 VBE: Setting VESA mode 41d2 VGA Option ROM was run PCI: 00:01.0 init finished in 112271 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2003 usecs POST: 0x75 PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:03.0 init ... PCI: 00:03.0 init finished in 2002 usecs POST: 0x75 PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2002 usecs POST: 0x75 PCI: 00:09.0 init ... PCI: 00:09.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:10.0 init ... PCI: 00:10.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:12.0 init ... PCI: 00:12.0 init finished in 2002 usecs POST: 0x75 PCI: 00:14.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x04 IOAPIC: Dumping registers reg 0x0000: 0x04000000 reg 0x0001: 0x00178021 reg 0x0002: 0x04000000 IOAPIC: 24 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 PCI: 00:14.0 init finished in 133950 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2964 usecs POST: 0x75 PCI: 00:14.7 init ... PCI: 00:14.7 init finished in 2002 usecs POST: 0x75 PCI: 00:18.0 init ... IOAPIC: Initializing IOAPIC at 0xfec20000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x05 IOAPIC: Dumping registers reg 0x0000: 0x05000000 reg 0x0001: 0x001f8021 reg 0x0002: 0x00000000 IOAPIC: 32 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 IOAPIC: reg 0x00000018 value 0x00000000 0x00010000 IOAPIC: reg 0x00000019 value 0x00000000 0x00010000 IOAPIC: reg 0x0000001a value 0x00000000 0x00010000 IOAPIC: reg 0x0000001b value 0x00000000 0x00010000 IOAPIC: reg 0x0000001c value 0x00000000 0x00010000 IOAPIC: reg 0x0000001d value 0x00000000 0x00010000 IOAPIC: reg 0x0000001e value 0x00000000 0x00010000 IOAPIC: reg 0x0000001f value 0x00000000 0x00010000 PCI: 00:18.0 init finished in 170070 usecs POST: 0x75 PCI: 00:18.1 init ... PCI: 00:18.1 init finished in 2002 usecs POST: 0x75 PCI: 00:18.2 init ... PCI: 00:18.2 init finished in 2002 usecs POST: 0x75 PCI: 00:18.3 init ... PCI: 00:18.3 init finished in 2002 usecs POST: 0x75 PCI: 00:18.4 init ... PCI: 00:18.4 init finished in 2002 usecs POST: 0x75 PCI: 00:18.5 init ... PCI: 00:18.5 init finished in 2002 usecs POST: 0x75 PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2002 usecs POST: 0x75 PCI: 02:00.0 init ... BayHub BH720: Power-saving enabled (link_ctrl=0x110103) PCI: 02:00.0 init finished in 7127 usecs POST: 0x75 PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: careena_v2.0.11488-7215d6e0e4 rw: careena_v2.0.11488-7215d6e0e4 running image: 1 Google Chrome EC uptime: 6.998 seconds Google Chrome AP resets since EC boot: 0 Google Chrome most recent AP reset causes: Google Chrome EC reset flags at last EC boot: reset-pin | hard PNP: 0c09.0 init finished in 35101 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 Devices initialized Show all devs... After init. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 0 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 0 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 0 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 0 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 01:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 02:50: enabled 1 I2C: 03:15: enabled 1 I2C: 04:39: enabled 1 I2C: 04:10: enabled 1 PCI: 02:00.0: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:03.0: enabled 1 PCI: 01:00.0: enabled 1 APIC: 11: enabled 1 BS: BS_DEV_INIT times (us): entry 0 run 1077141 exit 150 ELOG: Event(A1) added with size 10 at 2024-05-07 21:16:24 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x02 ELOG: Event(A0) added with size 9 at 2024-05-07 21:16:24 UTC elog_add_boot_reason: Logged dev mode boot POST: 0x76 Finalize devices... Devices finalized FMAP: area RW_NVRAM found @ 467000 (20480 bytes) agesawrapper_amdinitlate() entry DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate agesawrapper_amdinitlate() returned AGESA_SUCCESS agesawrapper_amdinitrtb() entry agesawrapper_amdinitrtb() returned AGESA_SUCCESS BS: BS_POST_DEVICE times (us): entry 22180 run 4547 exit 37725 FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes) MRC: Checking cached data update for 'RW_MRC_CACHE'. MRC: cache data 'RW_MRC_CACHE' needs update. ELOG: Event(AA) added with size 11 at 2024-05-07 21:16:24 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29807 run 1061 exit 0 ELOG: Event(91) added with size 10 at 2024-05-07 21:16:24 UTC POST: 0x79 POST: 0x9c CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset a6cc0 size 3b94 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at cde2e000. ACPI: * FACS ACPI: * DSDT Ramoops buffer: 0x100000@0xcdd2e000. ACPI: * FADT pm_base: 0x0400 ACPI: added table 1/32, length now 40 ACPI: * SSDT ACPI \_PR report 2 core(s) dw_i2c: bad counts. hcnt = -1 lcnt = 9 dw_i2c: bad counts. hcnt = -1 lcnt = 13 dw_i2c: bad counts. hcnt = -13 lcnt = 11 dw_i2c: bad counts. hcnt = -7 lcnt = 16 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 \_SB.I2CA.ADAU: Analog Digital DMIC \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0 \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50 \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15 \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39 \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10 ACPI: added table 2/32, length now 44 ACPI: * MCFG ACPI: added table 3/32, length now 48 ACPI: * TCPA TCPA log created at cdd0e000 ACPI: added table 4/32, length now 52 ACPI: * MADT ACPI: added table 5/32, length now 56 current = cde32e10 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 ACPI: * VFCT at cde32e10 Copying initialized VBIOS image from 000c0000 ACPI: added table 6/32, length now 60 ACPI: * HPET ACPI: added table 7/32, length now 64 ACPI: added table 8/32, length now 68 ACPI: * IVRS at cde42e90 AGESA IVRS table NULL. Skipping. ACPI: * SRAT at cde42e90 AGESA SRAT table NULL. Skipping. ACPI: * SLIT at cde42e90 AGESA SLIT table NULL. Skipping. ACPI: * AGESA ALIB SSDT at cde42e90 ACPI: added table 9/32, length now 72 ACPI: * SSDT at cde479f0 ACPI: added table 10/32, length now 76 ACPI: * SSDT for PState at cde47e2c ACPI: done. ACPI tables: 106032 bytes. smbios_write_tables: cdd0d000 Create SMBIOS type 17 SMBIOS tables: 539 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9 Writing coreboot table at 0xcde52000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-00000000cdd0cfff: RAM 4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES 5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE 6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES 7. 00000000ce000000-00000000cfffffff: RESERVED 8. 00000000f8000000-00000000fbffffff: RESERVED 9. 0000000100000000-000000012effffff: RAM Passing 5 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | high recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low EC in RW | 0x0000000f | high | low Board ID: 6 SKU ID: 33 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) Wrote coreboot table at: cde52000, 0x538 bytes, checksum 8ac3 coreboot table: 1360 bytes. IMD ROOT 0. cdfff000 00001000 IMD SMALL 1. cdffe000 00001000 CONSOLE 2. cdfde000 00020000 TIME STAMP 3. cdfdd000 00000910 VBOOT 4. cdfdc000 00000c0c ACPISCRATCH 5. cdfac000 00030000 ROMSTG STCK 6. cdfab000 00000400 AFTER CAR 7. cdfa1000 0000a000 RAMSTAGE 8. cde9e000 00103000 REFCODE 9. cde6c000 00032000 ACPI GNVS 10. cde6b000 00001000 SMM BACKUP 11. cde5b000 00010000 MRC DATA 12. cde5a000 00000e75 COREBOOT 13. cde52000 00008000 ACPI 14. cde2e000 00024000 RAMOOPS 15. cdd2e000 00100000 VGA ROM #0 16. cdd1e000 0000fe00 TCPA TCGLOG17. cdd0e000 00010000 SMBIOS 18. cdd0d000 00000800 IMD small region: IMD ROOT 0. cdffec00 00000400 VBOOT SEL 1. cdffebe0 00000008 EC HOSTEVENT 2. cdffebc0 00000008 ROMSTAGE 3. cdffeba0 00000004 VPD 4. cdffeb20 0000006c POWER STATE 5. cdffeb00 00000010 MEM INFO 6. cdffe9a0 00000149 COREBOOTFWD 7. cdffe960 00000028 BS: BS_WRITE_TABLES times (us): entry 5551 run 438517 exit 1 POST: 0x7a CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/payload' CBFS: Found @ offset 1ae180 size 39f90 Loading segment from ROM address 0xfff9e1b8 code (compression=0) New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58 Loading segment from ROM address 0xfff9e1d4 Entry Point 0x30104020 Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 lb: [0x00000000cde9f000, 0x00000000cdfa09d8) Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 it's not compressed! [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0 Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938 dest 30104020, end 303588b0, bouncebuffer ffffffff Loaded segments Lock SMM configuration POST: 0xfe BS: BS_PAYLOAD_LOAD times (us): entry 227 run 92776 exit 3339 PSP: Notify that POST is finishing... OK POST: 0x7b mp_park_aps done after 0 msecs. Jumping to boot code at 30104020(cde52000) POST: 0xf8 CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes Starting depthcharge on grunt... WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime! WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime! The GBB signature is at 0x30004020 and is: 24 47 42 42 [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28 grunt: tftpboot 192.168.201.1 13683109/tftp-deploy-o44xr1rb/kernel/bzImage 13683109/tftp-deploy-o44xr1rb/kernel/cmdline 13683109/tftp-deploy-o44xr1rb/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 13683109/tftp-deploy-o44xr1rb/kernel/bzImage 11rb/kernel/cmdline 13683109/tftp-deply-o44xr1rb/ramdisk/ramdisk.cpio.gz Waiting for link R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing Adding net device R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing net_add_device: Attemp to include the same device done. MAC: 00:e0:4c:78:7f:44 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.12 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 13683109/tftp-deploy-o44xr1rb/kernel/bzImage Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ################################################################ 00c80000 ################################################################ 00d00000 ################################################################ 00d80000 ################################################################ 00e00000 ################################################################ 00e80000 ################################################################ 00f00000 ################################################################ 00f80000 ################################################################ 01000000 ################################################################ 01080000 ################################################################ 01100000 ################################################################ 01180000 ################################################################ 01200000 ################################################################ 01280000 ################################################################ 01300000 ################################################################ 01380000 ################################################################ 01400000 ################################################################ 01480000 ################################################################ 01500000 ################################################################ 01580000 #################### done. The bootfile was 22701696 bytes long. Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ######################################## done. Sending tftp read request... done. Waiting for the transfer... 00000000 # done. Command line loaded dynamically from TFTP file: 13683109/tftp-deploy-o44xr1rb/kernel/cmdline The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683109/extract-nfsrootfs-nmddpm6h,tcp,hard ip=dhcp tftpserverip=192.168.201.1 Shutting down all USB controllers. Removing current net device Finalizing coreboot coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 Exiting depthcharge with code 4 at timestamp: 24025324 Starting kernel ... coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 Chrome EC: Set SMI mask to 0x0000000000000000 Chrome EC: UHEPI supported Clearing pending EC events. Error code 1 is expected. EC returned error result code 9 Chrome EC: Set SCI mask to 0x00000000142609fb <5>[ 0.000000] Linux version 5.10.216-cip46 (KernelCI@build-j188985-x86-64-gcc-10-x86-64-defconfig-x86-board-qq24d) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue May 7 21:02:53 UTC 2024 <6>[ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683109/extract-nfsrootfs-nmddpm6h,tcp,hard ip=dhcp tftpserverip=192.168.201.1 <6>[ 0.000000] BIOS-provided physical RAM map: <6>[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16 <6>[ 0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16 <6>[ 0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable <6>[ 0.000000] NX (Execute Disable) protection: active <6>[ 0.000000] SMBIOS 2.7 present. <6>[ 0.000000] DMI: Google Grunt/Grunt, BIOS 09/05/2019 <6>[ 0.000000] tsc: Fast TSC calibration using PIT <6>[ 0.000000] tsc: Detected 1596.902 MHz processor <6>[ 0.001343] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 <6>[ 0.001840] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT <6>[ 0.003400] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 <6>[ 0.009923] check: Scanning 1 areas for low memory corruption <6>[ 0.009934] Using GB pages for direct mapping <6>[ 0.010330] RAMDISK: [mem 0x37431000-0x37ffffff] <6>[ 0.010337] ACPI: Early table checksum verification disabled <6>[ 0.010344] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) <6>[ 0.010353] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010365] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010377] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) <6>[ 0.010386] ACPI: FACS 0x00000000CDE2E240 000040 <6>[ 0.010394] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) <6>[ 0.010403] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010410] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010418] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010426] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010434] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010442] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010450] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) <6>[ 0.010458] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) <6>[ 0.010466] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] <6>[ 0.010469] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] <6>[ 0.010473] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] <6>[ 0.010476] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] <6>[ 0.010480] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] <6>[ 0.010483] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] <6>[ 0.010486] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] <6>[ 0.010489] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] <6>[ 0.010492] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] <6>[ 0.010496] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] <6>[ 0.010499] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] <6>[ 0.010502] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] <6>[ 0.010567] No NUMA configuration found <6>[ 0.010571] Faking a node at [mem 0x0000000000000000-0x000000012effffff] <6>[ 0.010578] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] <6>[ 0.010614] Zone ranges: <6>[ 0.010618] DMA [mem 0x0000000000001000-0x0000000000ffffff] <6>[ 0.010623] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] <6>[ 0.010628] Normal [mem 0x0000000100000000-0x000000012effffff] <6>[ 0.010632] Movable zone start for each node <6>[ 0.010635] Early memory node ranges <6>[ 0.010639] node 0: [mem 0x0000000000001000-0x000000000009ffff] <6>[ 0.010642] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] <6>[ 0.010646] node 0: [mem 0x0000000100000000-0x000000012effffff] <6>[ 0.010650] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] <6>[ 0.010677] On node 0, zone DMA: 1 pages in unavailable ranges <6>[ 0.010727] On node 0, zone DMA: 96 pages in unavailable ranges <6>[ 0.027878] On node 0, zone Normal: 8947 pages in unavailable ranges <6>[ 0.028505] On node 0, zone Normal: 4096 pages in unavailable ranges <6>[ 0.028571] ACPI: PM-Timer IO Port: 0x418 <6>[ 0.028584] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) <6>[ 0.028604] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 <6>[ 0.028616] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 <6>[ 0.028621] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) <6>[ 0.028625] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) <6>[ 0.028635] Using ACPI (MADT) for SMP configuration information <6>[ 0.028640] ACPI: HPET id: 0x10228201 base: 0xfed00000 <6>[ 0.028648] smpboot: Allowing 2 CPUs, 0 hotplug CPUs <6>[ 0.028670] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] <6>[ 0.028675] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] <6>[ 0.028679] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] <6>[ 0.028682] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] <6>[ 0.028685] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] <6>[ 0.028688] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] <6>[ 0.028691] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] <6>[ 0.028697] [mem 0xd0000000-0xf7ffffff] available for PCI devices <6>[ 0.028703] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns <6>[ 0.038054] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 <6>[ 0.038593] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 <6>[ 0.038660] Built 1 zonelists, mobility grouping on. Total pages: 1019233 <6>[ 0.038665] Policy zone: Normal <5>[ 0.038678] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683109/extract-nfsrootfs-nmddpm6h,tcp,hard ip=dhcp tftpserverip=192.168.201.1 <6>[ 0.039789] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) <6>[ 0.040274] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) <6>[ 0.040304] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.082362] Memory: 3915328K/4141744K available (22546K kernel code, 3707K rwdata, 24560K rodata, 2160K init, 14032K bss, 226156K reserved, 0K cma-reserved) <6>[ 0.082473] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 <6>[ 0.082557] ftrace: allocating 61151 entries in 239 pages <6>[ 0.139339] ftrace: allocated 239 pages with 7 groups <6>[ 0.139608] Running RCU self tests <6>[ 0.139618] rcu: Hierarchical RCU implementation. <6>[ 0.139622] rcu: RCU event tracing is enabled. <6>[ 0.139626] rcu: RCU lockdep checking is enabled. <6>[ 0.139629] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. <6>[ 0.139633] Rude variant of Tasks RCU enabled. <6>[ 0.139636] Tracing variant of Tasks RCU enabled. <6>[ 0.139639] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. <6>[ 0.139643] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.146501] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 <5>[ 0.146831] random: crng init done <6>[ 0.146938] Console: colour dummy device 80x25 <6>[ 0.172963] printk: console [ttyS0] enabled <4>[ 0.173117] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.173387] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.173538] ... MAX_LOCK_DEPTH: 48 <4>[ 0.173691] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.173850] ... CLASSHASH_SIZE: 4096 <4>[ 0.174009] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.174170] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.174332] ... CHAINHASH_SIZE: 32768 <4>[ 0.174494] memory used by lock dependency info: 6365 kB <4>[ 0.174687] memory used for stack traces: 4224 kB <4>[ 0.174860] per task-struct memory footprint: 1920 bytes <6>[ 0.175106] ACPI: Core revision 20200925 <6>[ 0.175486] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns <6>[ 0.175852] APIC: Switch to symmetric I/O mode setup <6>[ 0.176471] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 <6>[ 0.180841] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704b66d2e7, max_idle_ns: 440795220813 ns <6>[ 0.181225] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.80 BogoMIPS (lpj=1596902) <6>[ 0.181604] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. <6>[ 0.182292] LVT offset 1 assigned for vector 0xf9 <6>[ 0.182472] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 <6>[ 0.182683] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 <6>[ 0.182922] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization <6>[ 0.183214] Spectre V2 : Mitigation: Retpolines <6>[ 0.183379] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch <6>[ 0.183666] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT <6>[ 0.183901] Spectre V2 : Enabling Speculation Barrier for firmware calls <6>[ 0.184212] RETBleed: Mitigation: untrained return thunk <6>[ 0.184406] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier <6>[ 0.184699] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp <6>[ 0.185043] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' <6>[ 0.185212] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' <6>[ 0.185437] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' <6>[ 0.185662] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 <6>[ 0.185881] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. <4>[ 0.210225] ------------[ cut here ]------------ <4>[ 0.210408] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 <4>[ 0.210421] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:730 apply_returns+0x1c2/0x1e0 <4>[ 0.211083] Modules linked in: <4>[ 0.211205] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.216-cip46 #1 <4>[ 0.211213] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 0.211426] RIP: 0010:apply_returns+0x1c2/0x1e0 <4>[ 0.211593] Code: 80 3d c9 05 27 03 00 75 8b 49 89 e8 b9 05 00 00 00 4c 89 fa 48 89 ee 48 c7 c7 18 37 1c b6 c6 05 ab 05 27 03 01 e8 24 99 12 01 <0f> 0b e9 63 ff ff ff e8 e2 e7 1a 01 e9 a7 56 12 01 66 66 2e 0f 1f <4>[ 0.212213] RSP: 0000:ffffffffb6403e30 EFLAGS: 00010286 <4>[ 0.212404] RAX: 0000000000000000 RBX: ffffffffb701abd4 RCX: 0000000000000000 <4>[ 0.212654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb3578671 <4>[ 0.212904] RBP: ffffffffb5e40840 R08: 0000000000000001 R09: 0000000000000001 <4>[ 0.213212] R10: ffffffffb648ffc0 R11: 3fffffffffffffff R12: ffffffffb7033154 <4>[ 0.213462] R13: ffffffffb6403ea8 R14: 0000000000000005 R15: ffffffffb5e40845 <4>[ 0.213713] FS: 0000000000000000(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 0.213994] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 0.214212] CR2: ffff8961eefff000 CR3: 0000000046a26000 CR4: 00000000001506f0 <4>[ 0.214462] Call Trace: <4>[ 0.214566] ? __warn+0x80/0x110 <4>[ 0.214691] ? apply_returns+0x1c2/0x1e0 <4>[ 0.214840] ? report_bug+0x9e/0xc0 <4>[ 0.214973] ? __warn_printk+0x6c/0x8d <4>[ 0.215217] ? handle_bug+0x41/0x90 <4>[ 0.215350] ? exc_invalid_op+0x14/0x70 <4>[ 0.215494] ? asm_exc_invalid_op+0x12/0x20 <4>[ 0.215657] ? console_unlock+0x4d1/0x5f0 <4>[ 0.215806] ? apply_returns+0x1c2/0x1e0 <4>[ 0.215966] alternative_instructions+0x7d/0x143 <4>[ 0.216216] arch_cpu_finalize_init+0x28/0x47 <4>[ 0.216377] start_kernel+0x4ad/0x557 <4>[ 0.216519] secondary_startup_64_no_verify+0xbe/0xcb <4>[ 0.216711] irq event stamp: 108017 <4>[ 0.216844] hardirqs last enabled at (108025): [] console_unlock+0x4d1/0x5f0 <4>[ 0.217146] hardirqs last disabled at (108032): [] console_unlock+0x444/0x5f0 <4>[ 0.217214] softirqs last enabled at (108042): [] irq_enter_rcu+0x71/0x80 <4>[ 0.217508] softirqs last disabled at (108041): [] irq_enter_rcu+0x56/0x80 <4>[ 0.217802] ---[ end trace 9ccd4b3fd210e5aa ]--- <6>[ 0.229066] Freeing SMP alternatives memory: 48K <6>[ 0.229215] pid_max: default: 32768 minimum: 301 <6>[ 0.229459] LSM: Security Framework initializing <6>[ 0.229650] SELinux: Initializing. <6>[ 0.229818] LSM support for eBPF active <6>[ 0.229994] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.230229] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.232430] smpboot: CPU 0 Converting physical 2 to logical die 0 <6>[ 0.335345] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) <6>[ 0.336209] Performance Events: Fam15h core perfctr, AMD PMU driver. <6>[ 0.336220] ... version: 0 <6>[ 0.336369] ... bit width: 48 <6>[ 0.336520] ... generic registers: 6 <6>[ 0.336668] ... value mask: 0000ffffffffffff <6>[ 0.336858] ... max period: 00007fffffffffff <6>[ 0.337048] ... fixed-purpose events: 0 <6>[ 0.337212] ... event mask: 000000000000003f <6>[ 0.337683] rcu: Hierarchical SRCU implementation. <6>[ 0.339205] smp: Bringing up secondary CPUs ... <6>[ 0.339872] x86: Booting SMP configuration: <6>[ 0.340043] .... node #0, CPUs: #1 <6>[ 0.341362] smp: Brought up 1 node, 2 CPUs <6>[ 0.341586] smpboot: Max logical packages: 1 <6>[ 0.341743] smpboot: Total of 2 processors activated (6387.60 BogoMIPS) <6>[ 0.344315] devtmpfs: initialized <6>[ 0.344592] x86/mm: Memory block size: 128MB <6>[ 0.347284] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns <6>[ 0.347564] futex hash table entries: 512 (order: 4, 65536 bytes, linear) <6>[ 0.348341] pinctrl core: initialized pinctrl subsystem <6>[ 0.349197] PM: RTC time: 21:16:44, date: 2024-05-07 <6>[ 0.349661] NET: Registered protocol family 16 <6>[ 0.350498] audit: initializing netlink subsys (disabled) <5>[ 0.350721] audit: type=2000 audit(1715116604.174:1): state=initialized audit_enabled=0 res=1 <6>[ 0.351237] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.351241] thermal_sys: Registered thermal governor 'user_space' <6>[ 0.351535] cpuidle: using governor menu <6>[ 0.352144] ACPI: bus type PCI registered <6>[ 0.352447] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) <6>[ 0.352773] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 <6>[ 0.353014] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) <6>[ 0.353242] PCI: Using configuration type 1 for base access <6>[ 0.374767] Kprobes globally optimized <6>[ 0.375352] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages <6>[ 0.375474] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages <6>[ 0.375836] cryptomgr_test (28) used greatest stack depth: 14880 bytes left <6>[ 0.378376] ACPI: Added _OSI(Module Device) <6>[ 0.378535] ACPI: Added _OSI(Processor Device) <6>[ 0.378698] ACPI: Added _OSI(3.0 _SCP Extensions) <6>[ 0.378870] ACPI: Added _OSI(Processor Aggregator Device) <6>[ 0.379065] ACPI: Added _OSI(Linux-Dell-Video) <6>[ 0.379250] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) <6>[ 0.379442] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) <6>[ 0.392909] ACPI: 4 ACPI AML tables successfully acquired and loaded <6>[ 0.401921] ACPI: EC: EC started <6>[ 0.402062] ACPI: EC: interrupt blocked <6>[ 0.402588] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 0.402775] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions <6>[ 0.403033] ACPI: Interpreter enabled <6>[ 0.403228] ACPI: (supports S0 S1 S3 S4 S5) <6>[ 0.403385] ACPI: Using IOAPIC for interrupt routing <6>[ 0.403599] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug <6>[ 0.404523] ACPI: Enabled 3 GPEs in block 00 to 1F <6>[ 0.406818] ACPI: Power Resource [P0U2] (off) <6>[ 0.407129] ACPI: Power Resource [P3U2] (off) <6>[ 0.408628] ACPI: Power Resource [P0U3] (off) <6>[ 0.408900] ACPI: Power Resource [P3U3] (off) <6>[ 0.417129] ACPI: Power Resource [PRIC] (on) <6>[ 0.442681] ACPI: Power Resource [PRIC] (on) <6>[ 0.472994] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) <6>[ 0.473221] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] <6>[ 0.473706] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] <6>[ 0.474001] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge <6>[ 0.474302] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored <6>[ 0.474838] PCI host bridge to bus 0000:00 <6>[ 0.474992] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] <6>[ 0.475214] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] <6>[ 0.475454] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] <6>[ 0.475697] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] <6>[ 0.475939] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] <6>[ 0.476214] pci_bus 0000:00: root bus resource [bus 00-ff] <6>[ 0.476467] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 <6>[ 0.477400] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 <6>[ 0.477631] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] <6>[ 0.477894] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] <6>[ 0.478154] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] <6>[ 0.478219] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] <6>[ 0.478448] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] <6>[ 0.478690] pci 0000:00:01.0: enabling Extended Tags <6>[ 0.478934] pci 0000:00:01.0: supports D1 D2 <6>[ 0.479213] pci 0000:00:01.0: PME# supported from D1 D2 D3hot <6>[ 0.479744] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 <6>[ 0.479973] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] <6>[ 0.480247] pci 0000:00:01.1: enabling Extended Tags <6>[ 0.480475] pci 0000:00:01.1: supports D1 D2 <6>[ 0.480837] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 <6>[ 0.481306] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 <6>[ 0.481565] pci 0000:00:02.2: enabling Extended Tags <6>[ 0.481808] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold <6>[ 0.482337] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 <6>[ 0.482595] pci 0000:00:02.4: enabling Extended Tags <6>[ 0.482837] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold <6>[ 0.483364] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 <6>[ 0.483809] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 <6>[ 0.484037] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] <6>[ 0.484219] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] <6>[ 0.484446] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] <6>[ 0.484673] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] <6>[ 0.484900] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] <6>[ 0.485427] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 <6>[ 0.485884] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 <6>[ 0.486124] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] <6>[ 0.486348] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold <6>[ 0.486894] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 <6>[ 0.487230] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] <6>[ 0.487547] pci 0000:00:12.0: supports D1 D2 <6>[ 0.487705] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold <6>[ 0.488275] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 <6>[ 0.488814] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 <6>[ 0.489374] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 <6>[ 0.489610] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] <6>[ 0.489937] pci 0000:00:14.7: PME# supported from D3cold <6>[ 0.490423] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 <6>[ 0.490842] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 <6>[ 0.491264] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 <6>[ 0.491687] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 <6>[ 0.492109] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 <6>[ 0.492412] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 <6>[ 0.493000] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 <6>[ 0.493297] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] <6>[ 0.493814] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold <6>[ 0.494592] pci 0000:00:02.2: PCI bridge to [bus 01] <6>[ 0.494780] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] <6>[ 0.495225] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 <6>[ 0.495543] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] <6>[ 0.495860] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] <6>[ 0.496320] pci 0000:02:00.0: PME# supported from D3hot D3cold <6>[ 0.499387] pci 0000:00:02.4: PCI bridge to [bus 02] <6>[ 0.499583] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] <6>[ 0.501513] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) <6>[ 0.501896] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) <6>[ 0.502262] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) <6>[ 0.502620] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) <6>[ 0.502977] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) <6>[ 0.503319] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 <6>[ 0.503619] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 <6>[ 0.503983] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 <6>[ 0.507925] ACPI: EC: interrupt unblocked <6>[ 0.508088] ACPI: EC: event unblocked <6>[ 0.508213] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 0.508402] ACPI: EC: GPE=0x3 <6>[ 0.508519] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete <6>[ 0.508769] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events <6>[ 0.509391] iommu: Default domain type: Translated <6>[ 0.509567] pci 0000:00:01.0: vgaarb: setting as boot VGA device <6>[ 0.509567] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none <6>[ 0.510231] pci 0000:00:01.0: vgaarb: bridge control possible <6>[ 0.510436] vgaarb: loaded <5>[ 0.511453] SCSI subsystem initialized <6>[ 0.511613] ACPI: bus type USB registered <6>[ 0.511626] usbcore: registered new interface driver usbfs <6>[ 0.511864] usbcore: registered new interface driver hub <6>[ 0.512234] usbcore: registered new device driver usb <6>[ 0.530291] mc: Linux media interface: v0.10 <6>[ 0.530477] videodev: Linux video capture interface: v2.00 <6>[ 0.530700] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.530880] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.531203] PTP clock support registered <6>[ 0.531383] Advanced Linux Sound Architecture Driver Initialized. <6>[ 0.532906] NetLabel: Initializing <6>[ 0.533036] NetLabel: domain hash size = 128 <6>[ 0.533214] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO <6>[ 0.533467] NetLabel: unlabeled traffic allowed by default <6>[ 0.533724] PCI: Using ACPI for IRQ routing <6>[ 0.535450] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 <6>[ 0.535637] hpet0: 3 comparators, 32-bit 14.318180 MHz counter <6>[ 0.538295] clocksource: Switched to clocksource tsc-early <5>[ 0.891137] VFS: Disk quotas dquot_6.6.0 <6>[ 0.891321] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) <6>[ 0.891861] pnp: PnP ACPI init <6>[ 0.892404] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved <6>[ 0.893046] system 00:03: [io 0x0900-0x09fe] has been reserved <6>[ 0.893403] system 00:04: [io 0x0200] has been reserved <6>[ 0.893603] system 00:04: [io 0x0204] has been reserved <6>[ 0.893797] system 00:04: [io 0x0800-0x087f] has been reserved <6>[ 0.894009] system 00:04: [io 0x0880-0x08ff] has been reserved <6>[ 0.895708] pnp: PnP ACPI: found 6 devices <6>[ 0.906126] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns <6>[ 0.906532] NET: Registered protocol family 2 <6>[ 0.906884] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) <6>[ 0.908157] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) <6>[ 0.908580] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) <6>[ 0.909091] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) <6>[ 0.910387] TCP: Hash tables configured (established 32768 bind 32768) <6>[ 0.911040] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) <6>[ 0.911475] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 0.911854] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 0.912364] NET: Registered protocol family 1 <6>[ 0.913116] RPC: Registered named UNIX socket transport module. <6>[ 0.913350] RPC: Registered udp transport module. <6>[ 0.913534] RPC: Registered tcp transport module. <6>[ 0.913706] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 0.914301] NET: Registered protocol family 44 <6>[ 0.914488] pci 0000:00:02.2: PCI bridge to [bus 01] <6>[ 0.914680] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] <6>[ 0.914926] pci 0000:00:02.4: PCI bridge to [bus 02] <6>[ 0.915109] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] <6>[ 0.915356] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] <6>[ 0.915576] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] <6>[ 0.915800] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] <6>[ 0.916023] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] <6>[ 0.916245] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] <6>[ 0.916467] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] <6>[ 0.916694] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] <6>[ 0.917041] pci 0000:00:01.0: disabling ATS <6>[ 0.917201] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] <6>[ 0.917679] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 <6>[ 0.918674] pci 0000:00:10.0: PME# does not work under D0, disabling it <6>[ 0.919432] PCI: CLS 64 bytes, default 64 <6>[ 0.919885] Unpacking initramfs... <6>[ 1.220317] Freeing initrd memory: 12092K <6>[ 1.220496] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) <6>[ 1.220725] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) <6>[ 1.221067] LVT offset 0 assigned for vector 0x400 <6>[ 1.221316] perf: AMD IBS detected (0x000007ff) <3>[ 1.221567] kvm: no hardware support <6>[ 1.221805] kvm: Nested Virtualization enabled <6>[ 1.221971] SVM: kvm: Nested Paging enabled <6>[ 1.222125] SVM: Virtual VMLOAD VMSAVE supported <6>[ 1.222293] SVM: Virtual GIF supported <6>[ 1.223811] check: Scanning for low memory corruption every 60 seconds <5>[ 1.225333] Initialise system trusted keyrings <6>[ 1.225707] workingset: timestamp_bits=56 max_order=20 bucket_order=0 <5>[ 1.236356] NFS: Registering the id_resolver key type <5>[ 1.236583] Key type id_resolver registered <5>[ 1.236759] Key type id_legacy registered <5>[ 1.252169] Key type asymmetric registered <5>[ 1.252348] Asymmetric key parser 'x509' registered <6>[ 1.252584] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248) <6>[ 1.252856] io scheduler mq-deadline registered <6>[ 1.253023] io scheduler kyber registered <4>[ 1.253333] test_firmware: interface ready <6>[ 1.255195] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 <6>[ 1.255886] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 <6>[ 1.256800] ACPI: AC Adapter [AC] (on-line) <6>[ 1.257174] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 <6>[ 1.258076] ACPI: Lid Switch [LID0] <6>[ 1.258345] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 <6>[ 1.258760] ACPI: Power Button [PWRF] <6>[ 1.259147] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) <6>[ 1.259861] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 <6>[ 1.260308] ACPI: \_PR_.P000: Found 2 idle states <6>[ 1.260872] ACPI: \_PR_.P001: Found 2 idle states <6>[ 1.262904] thermal LNXTHERM:00: registered as thermal_zone0 <6>[ 1.263111] ACPI: Thermal Zone [THRM] (28 C) <6>[ 1.263683] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled <6>[ 1.265878] battery: ACPI: Battery Slot [BAT0] (battery present) <6>[ 1.266772] printk: console [ttyS0] disabled <6>[ 1.267089] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A <6>[ 2.260206] tsc: Refined TSC clocksource calibration: 1597.002 MHz <6>[ 2.260224] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns <6>[ 2.260298] clocksource: Switched to clocksource tsc <6>[ 4.066551] printk: console [ttyS0] enabled <6>[ 4.071817] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A <6>[ 4.081110] Non-volatile memory driver v1.3 <6>[ 4.085649] Linux agpgart interface v0.103 <6>[ 4.090262] ACPI: bus type drm_connector registered <6>[ 4.095517] [drm] amdgpu kernel modesetting enabled. <6>[ 4.100797] amdgpu 0000:00:01.0: vgaarb: deactivate vga console <6>[ 4.107489] [drm] initializing kernel modesetting (STONEY 0x1002:0x98E4 0x1002:0x1EB0 0xEB). <4>[ 4.116190] amdgpu 0000:00:01.0: amdgpu: Trusted Memory Zone (TMZ) feature not supported <6>[ 4.124613] [drm] register mmio base: 0xF4D00000 <6>[ 4.129493] [drm] register mmio size: 262144 <6>[ 4.134020] [drm] add ip block number 0 <6>[ 4.139156] [drm] add ip block number 1 <6>[ 4.144212] [drm] add ip block number 2 <6>[ 4.149002] [drm] add ip block number 3 <6>[ 4.154054] [drm] add ip block number 4 <6>[ 4.159190] [drm] add ip block number 5 <6>[ 4.164326] [drm] add ip block number 6 <6>[ 4.168856] [drm] add ip block number 7 <6>[ 4.173905] [drm] add ip block number 8 <6>[ 4.178954] [drm] add ip block number 9 <6>[ 4.183885] amdgpu 0000:00:01.0: amdgpu: Fetched VBIOS from VFCT <6>[ 4.190162] amdgpu: ATOM BIOS: 113-C91400-010 <6>[ 4.194805] [drm] UVD is enabled in physical mode <6>[ 4.199770] [drm] VCE enabled in VM mode <6>[ 4.204100] [drm] vm size is 64 GB, 2 levels, block size is 10-bit, fragment size is 9-bit <6>[ 4.212628] amdgpu 0000:00:01.0: amdgpu: VRAM: 16M 0x000000F400000000 - 0x000000F400FFFFFF (16M used) <6>[ 4.222099] amdgpu 0000:00:01.0: amdgpu: GART: 1024M 0x000000FF00000000 - 0x000000FF3FFFFFFF <6>[ 4.230795] [drm] Detected VRAM RAM=16M, BAR=16M <6>[ 4.235673] [drm] RAM width 64bits UNKNOWN <6>[ 4.240359] [TTM] Zone kernel: Available graphics memory: 1963864 KiB <6>[ 4.247183] [TTM] Initializing pool allocator <6>[ 4.251824] [TTM] Initializing DMA pool allocator <6>[ 4.256978] [drm] amdgpu: 16M of VRAM memory ready <6>[ 4.262037] [drm] amdgpu: 2876M of GTT memory ready. <6>[ 4.267265] [drm] GART: num cpu pages 262144, num gpu pages 262144 <6>[ 4.273791] [drm] PCIE GART of 1024M enabled (table at 0x000000F400401000). <6>[ 4.283410] amdgpu: hwmgr_sw_init smu backed is smu8_smu <6>[ 4.289047] [drm] Found UVD firmware Version: 1.43 Family ID: 15 <6>[ 4.295323] [drm] UVD ENC is disabled <6>[ 4.299603] [drm] Found VCE firmware Version: 52.0 Binary ID: 3 <6>[ 4.307513] amdgpu: smu version 33.09.00 <6>[ 4.319708] [drm] DM_PPLIB: values for Engine clock <6>[ 4.324852] [drm] DM_PPLIB: 200000 <6>[ 4.328610] [drm] DM_PPLIB: 300000 <6>[ 4.332364] [drm] DM_PPLIB: 400000 <6>[ 4.336116] [drm] DM_PPLIB: 450000 <6>[ 4.339866] [drm] DM_PPLIB: 496560 <6>[ 4.343617] [drm] DM_PPLIB: 533340 <6>[ 4.347371] [drm] DM_PPLIB: 576000 <6>[ 4.351121] [drm] DM_PPLIB: 600000 <6>[ 4.354884] [drm] DM_PPLIB: Validation clocks: <6>[ 4.359595] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.364993] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.370389] [drm] DM_PPLIB: level : 8 <6>[ 4.375442] [drm] DM_PPLIB: values for Display clock <6>[ 4.380664] [drm] DM_PPLIB: 300000 <6>[ 4.384412] [drm] DM_PPLIB: 400000 <6>[ 4.388163] [drm] DM_PPLIB: 496560 <6>[ 4.391912] [drm] DM_PPLIB: 626090 <6>[ 4.395661] [drm] DM_PPLIB: 685720 <6>[ 4.399411] [drm] DM_PPLIB: 757900 <6>[ 4.403159] [drm] DM_PPLIB: 800000 <6>[ 4.406906] [drm] DM_PPLIB: 847060 <6>[ 4.410661] [drm] DM_PPLIB: Validation clocks: <6>[ 4.415365] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.420761] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.426156] [drm] DM_PPLIB: level : 8 <6>[ 4.431206] [drm] DM_PPLIB: values for Memory clock <6>[ 4.436341] [drm] DM_PPLIB: 667000 <6>[ 4.440090] [drm] DM_PPLIB: 933000 <6>[ 4.443840] [drm] DM_PPLIB: Validation clocks: <6>[ 4.448543] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.453941] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.459337] [drm] DM_PPLIB: level : 8 <6>[ 4.464522] [drm] Display Core initialized with v3.2.104! <6>[ 4.579414] [drm] UVD initialized successfully. <6>[ 4.685033] [drm] VCE initialized successfully. <6>[ 4.690306] amdgpu 0000:00:01.0: amdgpu: SE 1, SH per SE 1, CU per SH 3, active_cu_number 3 <6>[ 4.700205] [drm] fb mappable at 0xCF86F000 <6>[ 4.704689] [drm] vram apper at 0xCF000000 <6>[ 4.709047] [drm] size 1179648 <6>[ 4.712365] [drm] fb depth is 8 <6>[ 4.715768] [drm] pitch is 1536 <6>[ 4.719838] fbcon: amdgpudrmfb (fb0) is primary device <6>[ 4.721777] Console: switching to colour frame buffer device 170x48 <6>[ 4.735471] amdgpu 0000:00:01.0: [drm] fb0: amdgpudrmfb frame buffer device <6>[ 4.746458] [drm] Initialized amdgpu 3.40.0 20150101 for 0000:00:01.0 on minor 0 <6>[ 4.755475] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1 <6>[ 4.768891] loop: module loaded <6>[ 4.772719] lkdtm: No crash points registered, enable through debugfs <6>[ 4.780782] e100: Intel(R) PRO/100 Network Driver <6>[ 4.785751] e100: Copyright(c) 1999-2006 Intel Corporation <6>[ 4.791522] e1000: Intel(R) PRO/1000 Network Driver <6>[ 4.796665] e1000: Copyright (c) 1999-2006 Intel Corporation. <6>[ 4.802714] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 4.807938] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 4.814162] sky2: driver version 1.30 <6>[ 4.818260] usbcore: registered new interface driver r8152 <6>[ 4.824030] usbcore: registered new interface driver asix <6>[ 4.829707] usbcore: registered new interface driver ax88179_178a <6>[ 4.836083] usbcore: registered new interface driver cdc_ether <6>[ 4.842193] usbcore: registered new interface driver net1080 <6>[ 4.848132] usbcore: registered new interface driver cdc_subset <6>[ 4.854328] usbcore: registered new interface driver zaurus <6>[ 4.860188] usbcore: registered new interface driver cdc_ncm <6>[ 4.866391] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 4.873190] ehci-pci: EHCI PCI platform driver <6>[ 4.878277] ehci-pci 0000:00:12.0: EHCI Host Controller <6>[ 4.884313] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 <6>[ 4.892025] ehci-pci 0000:00:12.0: debug port 2 <6>[ 4.896975] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 <6>[ 4.909691] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 <6>[ 4.916194] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 <6>[ 4.924752] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 4.932232] usb usb1: Product: EHCI Host Controller <6>[ 4.937371] usb usb1: Manufacturer: Linux 5.10.216-cip46 ehci_hcd <6>[ 4.943723] usb usb1: SerialNumber: 0000:00:12.0 <6>[ 4.949568] hub 1-0:1.0: USB hub found <6>[ 4.953665] hub 1-0:1.0: 2 ports detected <6>[ 4.958822] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 4.965290] ohci-pci: OHCI PCI platform driver <6>[ 4.970035] uhci_hcd: USB Universal Host Controller Interface driver <6>[ 4.976976] xhci_hcd 0000:00:10.0: xHCI Host Controller <6>[ 4.983183] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 <6>[ 4.991064] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 <6>[ 5.001336] xhci_hcd 0000:00:10.0: xHCI Host Controller <6>[ 5.007077] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 <6>[ 5.014748] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed <6>[ 5.021475] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 <6>[ 5.030015] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 5.037493] usb usb2: Product: xHCI Host Controller <6>[ 5.042637] usb usb2: Manufacturer: Linux 5.10.216-cip46 xhci-hcd <6>[ 5.048988] usb usb2: SerialNumber: 0000:00:10.0 <6>[ 5.054474] hub 2-0:1.0: USB hub found <6>[ 5.058579] hub 2-0:1.0: 4 ports detected <6>[ 5.063529] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. <6>[ 5.071951] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 <6>[ 5.080471] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 5.087957] usb usb3: Product: xHCI Host Controller <6>[ 5.093158] usb usb3: Manufacturer: Linux 5.10.216-cip46 xhci-hcd <6>[ 5.099512] usb usb3: SerialNumber: 0000:00:10.0 <6>[ 5.105105] hub 3-0:1.0: USB hub found <6>[ 5.109192] hub 3-0:1.0: 4 ports detected <6>[ 5.114137] usbcore: registered new interface driver usblp <6>[ 5.119937] usbcore: registered new interface driver usb-storage <6>[ 5.126510] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers <6>[ 5.135788] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 <4>[ 5.142836] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp <4>[ 5.154546] i8042: Warning: Keylock active <6>[ 5.159075] serio: i8042 KBD port at 0x60,0x64 irq 1 <6>[ 5.165639] rtc_cmos 00:01: RTC can wake from S4 <6>[ 5.171491] rtc_cmos 00:01: registered as rtc0 <6>[ 5.176424] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs <6>[ 5.176518] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 <6>[ 5.184255] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com <6>[ 5.201422] sdhci: Secure Digital Host Controller Interface driver <6>[ 5.207868] sdhci: Copyright(c) Pierre Ossman <6>[ 5.212721] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) <6>[ 5.220581] usb 1-1: new high-speed USB device number 2 using ehci-pci <6>[ 5.321233] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit <6>[ 5.328616] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) <6>[ 5.337148] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage <6>[ 5.341502] usb 2-1: new high-speed USB device number 2 using xhci_hcd <6>[ 5.346000] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA <6>[ 5.357587] hid: raw HID events driver (C) Jiri Kosina <6>[ 5.363581] usbcore: registered new interface driver usbhid <6>[ 5.367243] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 <6>[ 5.369420] usbhid: USB HID core driver <6>[ 5.373914] cros_ec_lpcs GOOG0004:00: Chrome EC device registered <6>[ 5.377881] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 5.379206] hub 1-1:1.0: USB hub found <6>[ 5.385367] snd_hda_intel 0000:00:01.1: Force to non-snoop mode <6>[ 5.389246] hub 1-1:1.0: 4 ports detected <6>[ 5.406476] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 5.416834] IPv4 over IPsec tunneling driver <6>[ 5.421819] Initializing XFRM netlink socket <3>[ 5.427732] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up <6>[ 5.432808] NET: Registered protocol family 10 <6>[ 5.440369] Segment Routing with IPv6 <6>[ 5.445133] NET: Registered protocol family 17 <5>[ 5.450009] Key type dns_resolver registered <6>[ 5.454559] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. <6>[ 5.463508] microcode: CPU0: patch_level=0x06006705 <6>[ 5.468679] microcode: CPU1: patch_level=0x06006705 <6>[ 5.473865] microcode: Microcode Update Driver: v2.2. <6>[ 5.473876] IPI shorthand broadcast: enabled <6>[ 5.483905] sched_clock: Marking stable (5454301025, 29426269)->(5510184702, -26457408) <6>[ 5.492679] registered taskstats version 1 <5>[ 5.497066] Loading compiled-in X.509 certificates <6>[ 5.503311] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10 <6>[ 5.503783] PM: Magic number: 8:467:297 <6>[ 5.511764] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 5.523757] printk: console [netcon0] enabled <6>[ 5.528407] netconsole: network logging started <6>[ 5.533781] acpi_cpufreq: overriding BIOS provided _PSD data <6>[ 5.540077] hub 2-1:1.0: USB hub found <6>[ 5.544442] hub 2-1:1.0: 4 ports detected <6>[ 5.667455] usb 2-4: new high-speed USB device number 3 using xhci_hcd <6>[ 5.708449] usb 1-1.1: new high-speed USB device number 3 using ehci-pci <6>[ 5.807439] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 <6>[ 5.815902] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 <6>[ 5.823304] usb 2-4: Product: USB 10/100/1000 LAN <6>[ 5.828280] usb 2-4: Manufacturer: Realtek <6>[ 5.832645] usb 2-4: SerialNumber: 001000001 <6>[ 5.856798] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03 <6>[ 5.865416] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 <6>[ 5.872987] usb 1-1.1: Product: HP TrueVision HD Camera <6>[ 5.878479] usb 1-1.1: Manufacturer: Foxlink <6>[ 5.883019] usb 1-1.1: SerialNumber: 0x0001 <6>[ 5.890447] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd <6>[ 5.966445] usb 1-1.2: new full-speed USB device number 4 using ehci-pci <6>[ 5.982438] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 <6>[ 5.991059] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6 <6>[ 5.998633] usb 2-1.1: Product: USB 10/100/1000 LAN <6>[ 6.003774] usb 2-1.1: Manufacturer: Realtek <6>[ 6.008305] usb 2-1.1: SerialNumber: 001000001 <6>[ 6.083150] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 <6>[ 6.091769] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 6.100619] usb 2-4: reset high-speed USB device number 3 using xhci_hcd <6>[ 6.302538] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd <6>[ 6.333316] r8152 2-4:1.0: load rtl8153b-2 v2 04/27/23 successfully <6>[ 6.397222] r8152 2-4:1.0 eth0: v1.11.11 <6>[ 6.485682] r8152 2-1.1:1.0: load rtl8153b-2 v2 04/27/23 successfully <6>[ 6.549688] r8152 2-1.1:1.0 eth1: v1.11.11 <6>[ 6.642779] mmc1: new HS200 MMC card at address 0001 <6>[ 6.649099] mmcblk1: mmc1:0001 DF4016 14.7 GiB <6>[ 6.654127] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB <6>[ 6.660517] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB <6>[ 6.667101] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (245:0) <6>[ 6.685085] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 <6>[ 8.015717] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <6>[ 8.017512] r8152 2-4:1.0 eth0: carrier on <5>[ 8.027635] Sending DHCP requests .., OK <6>[ 10.165708] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12 <6>[ 10.173969] IP-Config: Complete: <6>[ 10.177465] device=eth0, hwaddr=00:e0:4c:78:7f:44, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1 <6>[ 10.188150] host=hp-11a-g6-ee-grunt-cbg-7, domain=lava-rack, nis-domain=(none) <6>[ 10.196060] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 10.196062] nameserver0=192.168.201.1 <5>[ 10.244355] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 10.257563] modprobe (98) used greatest stack depth: 14208 bytes left <5>[ 10.265156] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 10.272287] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 10.281036] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 10.286495] clk: Disabling unused clocks <6>[ 10.290011] cfg80211: failed to load regulatory.db <6>[ 10.294277] ALSA device list: <6>[ 10.302468] No soundcards found. <4>[ 10.306685] dw-apb-uart AMD0020:00: forbid DMA for kernel console <6>[ 10.316884] Freeing unused kernel image (initmem) memory: 2160K <6>[ 10.328896] Write protecting the kernel read-only data: 49152k <6>[ 10.336479] Freeing unused kernel image (text/rodata gap) memory: 2028K <6>[ 10.343417] Freeing unused kernel image (rodata/data gap) memory: 16K <6>[ 10.350131] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 10.380871] systemd-udevd (124) used greatest stack depth: 14008 bytes left <6>[ 10.483114] udevadm (126) used greatest stack depth: 13744 bytes left <6>[ 10.755296] chromeos ramoops using acpi device. <4>[ 10.780992] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk <4>[ 10.793098] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. <3>[ 10.808399] designware-i2s designware-i2s.1.auto: IRQ index 0 not found <6>[ 10.808971] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered <3>[ 10.835677] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <6>[ 10.850380] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered <3>[ 10.860384] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <3>[ 10.860997] designware-i2s designware-i2s.2.auto: IRQ index 0 not found <6>[ 10.872883] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.2.auto not registered <3>[ 10.902007] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <6>[ 10.917031] ath10k_pci 0000:01:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0 <6>[ 10.938517] r8152 2-1.1:1.0 enx88541f0f6c0a: renamed from eth1 <6>[ 10.953703] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered <3>[ 10.978901] designware-i2s designware-i2s.3.auto: IRQ index 0 not found <3>[ 10.979966] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #1 GSMI Unknown: 0xff <6>[ 11.064523] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (05c8:03d1) coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 GSMI Handshake <6>[ 11.089937] Registered efivars operations <6>[ 11.099398] gsmi version 1.0 loaded <6>[ 11.133070] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/input/input4 <6>[ 11.165491] amd-da7219-play: codec dai name = da7219-hifi <6>[ 11.179840] input: acpd7219m98357 Headset Jack as /devices/platform/AMD7219:00/sound/card0/input5 <6>[ 11.190125] usbcore: registered new interface driver uvcvideo <6>[ 11.195840] ath10k_pci 0000:01:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:1435 <6>[ 11.196160] USB Video Class driver (1.1.1) <6>[ 11.205662] ath10k_pci 0000:01:00.0: kconfig debug 0 debugfs 0 tracing 0 dfs 0 testmode 0 <6>[ 11.206263] ath10k_pci 0000:01:00.0: firmware ver WLAN.RM.4.4.1-00309- api 6 features wowlan,ignore-otp,mfp crc32 0793bcf2 Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/enx88541f0f6c0a found done. Begin: Waiting up to 180 secs for any network device to become available ... done. IP-Config: eth0 hardware address 00:e0:4c:78:7f:44 mtu 1500 DHCP IP-Config: enx88541f0f6c0a hardware address 88:54:1f:0f:6c:0a mtu 1500 DHCP <6>[ 11.299921] ath10k_pci 0000:01:00.0: board_file api 2 bmi_id N/A crc32 d2863f91 IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.12 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : hp-11a-g6-ee-grunt-cbg-7 domain : lava<6>[ 11.365862] ipconfig (172) used greatest stack depth: 13696 bytes left -rack rootserver: 192.168.201.1 rootpath: filename : <6>[ 11.400468] ath10k_pci 0000:01:00.0: htt-ver 3.87 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 <6>[ 11.476276] ath10k_pci 0000:01:00.0 wlp1s0: renamed from wlan0 <6>[ 11.508087] nfsmount (173) used greatest stack depth: 12520 bytes left done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.33: No such file or directory <30>[ 12.925411] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified) <30>[ 12.958470] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 12 (bookworm)! <30>[ 12.980120] systemd[1]: Hostname set to . <30>[ 13.598231] systemd[1]: Queued start job for default target graphical.target. <30>[ 13.608886] systemd[1]: Created slice system-getty.slice - Slice /system/getty. [ OK ] Created slice system-getty.slice - Slice /system/getty. <30>[ 13.626638] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe. [ OK ] Created slice system-modpr…lice - Slice /system/modprobe. <30>[ 13.644777] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty. [ OK ] Created slice system-seria… - Slice /system/serial-getty. <30>[ 13.665514] systemd[1]: Created slice user.slice - User and Session Slice. [ OK ] Created slice user.slice - User and Session Slice. <30>[ 13.683311] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch. [ OK ] Started systemd-ask-passwo…quests to Console Directory Watch. <30>[ 13.706141] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch. [ OK ] Started systemd-ask-passwo… Requests to Wall Directory Watch. <30>[ 13.729053] systemd[1]: Set up automount proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount proc-sys-…rmats File System Automount Point. <30>[ 13.752905] systemd[1]: Expecting device dev-ttyS0.device - /dev/ttyS0... Expecting device dev-ttyS0.device - /dev/ttyS0... <30>[ 13.769850] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [ OK ] Reached target cryptsetup.…get - Local Encrypted Volumes. <30>[ 13.788884] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [ OK ] Reached target integrityse…Local Integrity Protected Volumes. <30>[ 13.809906] systemd[1]: Reached target paths.target - Path Units. [ OK ] Reached target paths.target - Path Units. <30>[ 13.825879] systemd[1]: Reached target remote-fs.target - Remote File Systems. [ OK ] Reached target remote-fs.target - Remote File Systems. <30>[ 13.843865] systemd[1]: Reached target slices.target - Slice Units. [ OK ] Reached target slices.target - Slice Units. <30>[ 13.860886] systemd[1]: Reached target swap.target - Swaps. [ OK ] Reached target swap.target - Swaps. <30>[ 13.875883] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [ OK ] Reached target veritysetup… - Local Verity Protected Volumes. <30>[ 13.896250] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe. [ OK ] Listening on systemd-initc… initctl Compatibility Named Pipe. <30>[ 13.918749] systemd[1]: Listening on systemd-journald-audit.socket - Journal Audit Socket. [ OK ] Listening on systemd-journ…socket - Journal Audit Socket. <30>[ 13.937769] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log). [ OK ] Listening on systemd-journ…t - Journal Socket (/dev/log). <30>[ 13.956525] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [ OK ] Listening on systemd-journald.socket - Journal Socket. <30>[ 13.973806] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket. [ OK ] Listening on systemd-netwo… - Network Service Netlink Socket. <30>[ 13.993355] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket. [ OK ] Listening on systemd-udevd….socket - udev Control Socket. <30>[ 14.011350] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket. [ OK ] Listening on systemd-udevd…l.socket - udev Kernel Socket. <30>[ 14.031493] systemd[1]: Mounting dev-hugepages.mount - Huge Pages File System... Mounting dev-hugepages.mount - Huge Pages File System... <30>[ 14.050911] systemd[1]: Mounting dev-mqueue.mount - POSIX Message Queue File System... Mounting dev-mqueue.mount…POSIX Message Queue File System... <30>[ 14.074907] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting sys-kernel-debug.… - Kernel Debug File System... <30>[ 14.095268] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting sys-kernel-tracin… - Kernel Trace File System... <30>[ 14.123354] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes... Starting kmod-static-nodes…ate List of Static Device Nodes... <30>[ 14.144841] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting modprobe@configfs…m - Load Kernel Module configfs... <30>[ 14.167019] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod... Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... <30>[ 14.188961] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting modprobe@drm.service - Load Kernel Module drm... <30>[ 14.209195] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting modprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 14.231267] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting modprobe@fuse.ser…e - Load Kernel Module fuse... <30>[ 14.253318] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting modprobe@loop.ser…e - Load Kernel Module loop... <6>[ 14.272350] fuse: init (API version 7.32) <30>[ 14.281083] systemd[1]: Starting systemd-journald.service - Journal Service... Starting systemd-journald.service - Journal Service... <30>[ 14.302685] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting systemd-modules-l…rvice - Load Kernel Modules... <30>[ 14.323588] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line... Starting systemd-network-g… units from Kernel command line... <30>[ 14.350974] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems... Starting systemd-remount-f…nt Root and Kernel File Systems... <30>[ 14.376076] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting systemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 14.410426] systemd[1]: Mounted dev-hugepages.mount - Huge Pages File System. [ OK ] Mounted dev-hugepages.mount - Huge Pages File System. <30>[ 14.429921] systemd[1]: Mounted dev-mqueue.mount - POSIX Message Queue File System. [ OK ] Mounted dev-mqueue.mount[…- POSIX Message Queue File System. <30>[ 14.449968] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System. [ OK ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System. <30>[ 14.469660] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System. [ OK ] Mounted sys-kernel-tracing…nt - Kernel Trace File System. <30>[ 14.493642] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes. [ OK ] Finished kmod-static-nodes…reate List of Static Device Nodes. <30>[ 14.517076] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 14.525921] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs. [ OK ] Finished modprobe@configfs…[0m - Load Kernel Module configfs. <30>[ 14.545696] systemd[1]: Started systemd-journald.service - Journal Service. [ OK ] Started systemd-journald.service - Journal Service. [ OK ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod. [ OK ] Finished modprobe@drm.service - Load Kernel Module drm. [ OK ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore. [ OK ] Finished modprobe@fuse.service - Load Kernel Module fuse. [ OK ] Finished modprobe@loop.service - Load Kernel Module loop. [ OK ] Finished systemd-modules-l…service - Load Kernel Modules. [ OK ] Finished systemd-network-g…rk units from Kernel command line. [ OK ] Finished systemd-remount-f…ount Root and Kernel File Systems. [ OK ] Reached target network-pre…get - Preparation for Network. Mounting sys-fs-fuse-conne… - FUSE Control File System... Mounting sys-kernel-config…ernel Configuration File System... <6>[ 14.682569] mount (216) used greatest stack depth: 12368 bytes left Starting systemd-journal-f…h Journal to Persistent Storage... Starting systemd-random-se…ice - Load/Save Random Seed... Starting systemd-sysctl.se…ce - Apply Kernel Variables... Starting systemd-sysusers.…rvice - Create System Users... [ OK ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System. [ OK ] Mounted sys-kernel-config.… Kernel Configuration File System. <46>[ 14.795888] systemd-journald[211]: Received client request to flush runtime journal. [ OK ] Finished systemd-random-se…rvice - Load/Save Random Seed. [ OK ] Finished systemd-sysctl.service - Apply Kernel Variables. [ OK ] Finished systemd-sysusers.service - Create System Users. Starting systemd-tmpfiles-…ate Static Device Nodes in /dev... [ OK ] Finished systemd-udev-trig…e - Coldplug All udev Devices. [ OK ] Finished systemd-journal-f…ush Journal to Persistent Storage. [ OK ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev. [ OK ] Reached target local-fs-pr…reparation for Local File Systems. [ OK ] Reached target local-fs.target - Local File Systems. Starting systemd-binfmt.se…et Up Additional Binary Formats... Starting systemd-tmpfiles-… Volatile Files and Directories... Starting systemd-udevd.ser…ger for Device Events and Files... Mounting proc-sys-fs-binfm…utable File Formats File System... [ OK ] Mounted proc-sys-fs-binfmt…ecutable File Formats File System. [ OK ] Finished systemd-binfmt.se… Set Up Additional Binary Formats. [ OK ] Finished systemd-tmpfiles-…te Volatile Files and Directories. Starting systemd-timesyncd… - Network Time Synchronization... Starting systemd-update-ut…rd System Boot/Shutdown in UTMP... [ OK ] Started systemd-udevd.serv…nager for Device Events and Files. Starting systemd-networkd.…ice - Network Configuration... [ OK ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP. [ OK ] Found device dev-ttyS0.device - /dev/ttyS0. [ OK ] Started systemd-networkd.service - Network Configuration. [ OK ] Reached target network.target - Network. [ OK ] Created slice system-syste…- Slice /system/systemd-backlight. Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... [ OK ] Started systemd-timesyncd.…0m - Network Time Synchronization. [ OK ] Reached target time-set.target - System Time Set. [ OK ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch. Starting systemd-rfkill.se…Load/Save RF Kill Switch Status... [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting modprobe@efi_psto…- Load Kernel Module efi_pstore... Starting modprobe@loop.ser…e - Load Kernel Module loop... [ OK ] Started systemd-rfkill.ser…- Load/Save RF Kill Switch Status. [ OK ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod. [ OK ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore. [ OK ] Finished modprobe@loop.service - Load Kernel Module loop. [ OK ] Reached target sysinit.target - System Initialization. [ OK ] Started apt-daily.timer - Daily apt download activities. [ OK ] Started apt-daily-upgrade.… apt upgrade and clean activities. [ OK ] Started dpkg-db-backup.tim… Daily dpkg database backup timer. [ OK ] Started e2scrub_all.timer…etadata Check for All Filesystems. [ OK ] Started fstrim.timer - Discard unused blocks once a week. [ OK ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories. [ OK ] Reached target timers.target - Timer Units. [ OK ] Listening on dbus.socket[…- D-Bus System Message Bus Socket. [ OK ] Reached target sockets.target - Socket Units. [ OK ] Reached target basic.target - Basic System. Starting alsa-restore.serv…- Save/Restore Sound Card State... Starting dbus.service - D-Bus System Message Bus... Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting systemd-logind.se…ice - User Login Management... Starting systemd-user-sess…vice - Permit User Sessions... [ OK ] Finished alsa-restore.serv…m - Save/Restore Sound Card State. [ OK ] Reached target sound.target - Sound Card. [ OK ] Finished systemd-user-sess…ervice - Permit User Sessions. [ OK ] Started getty@tty1.service - Getty on tty1. [ OK ] Started serial-getty@ttyS0…rvice - Serial Getty on ttyS0. [ OK ] Reached target getty.target - Login Prompts. [ OK ] Started dbus.service - D-Bus System Message Bus. [ OK ] Started systemd-logind.service - User Login Management. [ OK ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [ OK ] Reached target multi-user.target - Multi-User System. [ OK ] Reached target graphical.target - Graphical Interface. Starting systemd-update-ut… Record Runlevel Change in UTMP... [ OK ] Finished systemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-amd64 ttyS0 debian-bookworm-amd64 login: root (automatic login) Linux debian-bookworm-amd64 5.10.216-cip46 #1 SMP Tue May 7 21:02:53 UTC 2024 x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13683109/extract-nfsrootfs-nmddpm6h' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13683109/extract-nfsrootfs-nmddpm6h' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-13683109/environment . /lava-13683109/environment / # /lava-13683109/bin/lava-test-runner /lava-13683109/0 /lava-13683109/bin/lava-test-runner /lava-13683109/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-13683109/0/tests/0_timesync-off ++ cat uuid + UUID=13683109_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-13683109/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=13683109_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-05-07 21:17:05-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 3351016 (3.2M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 1%[ ] 46.39K 176KB/s kselftest_armhf.tar 5%[> ] 180.73K 346KB/s kselftest_armhf.tar 23%[===> ] 759.08K 973KB/s kselftest_armhf.tar 43%[=======> ] 1.40M 1.35MB/s kselftest_armhf.tar 86%[================> ] 2.77M 2.23MB/s kselftest_armhf.tar 100%[===================>] 3.20M 2.56MB/s in 1.2s 2024-05-07 21:17:06 (2.56 MB/s) - 'kselftest_armhf.tar.gz' saved [3351016/3351016] skiplist: ======================================== ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== shardfile-lkdtm pass <12>[ 31.158743] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh <6>[ 31.721898] lkdtm: Performing direct entry BUG <4>[ 31.726777] ------------[ cut here ]------------ <2>[ 31.731715] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <4>[ 31.737265] invalid opcode: 0000 [#1] SMP NOPTI <4>[ 31.742055] CPU: 1 PID: 653 Comm: cat Tainted: G W 5.10.216-cip46 #1 <4>[ 31.749958] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 31.756134] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 31.760311] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 31.779309] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 31.784787] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 31.792169] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 31.799551] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 31.806935] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 31.814316] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 31.821698] FS: 00007f7ef15fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 31.830035] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 31.836031] CR2: 00007f7ef13f7000 CR3: 0000000106e56000 CR4: 00000000001506e0 <4>[ 31.843413] Call Trace: <4>[ 31.846124] ? __die_body.cold+0x1a/0x1f <4>[ 31.850303] ? die+0x2b/0x50 <4>[ 31.853440] ? do_trap+0x91/0x110 <4>[ 31.857011] ? lkdtm_BUG+0x5/0x10 <4>[ 31.860580] ? do_error_trap+0x90/0x110 <4>[ 31.864670] ? lkdtm_BUG+0x5/0x10 <4>[ 31.868240] ? lkdtm_BUG+0x5/0x10 <4>[ 31.871813] ? exc_invalid_op+0x4e/0x70 <4>[ 31.875902] ? lkdtm_BUG+0x5/0x10 <4>[ 31.879472] ? asm_exc_invalid_op+0x12/0x20 <4>[ 31.883908] ? direct_entry+0xe0/0xe0 <4>[ 31.887825] ? lkdtm_BUG+0x5/0x10 <4>[ 31.891398] direct_entry.cold+0x2c/0x38 <4>[ 31.895578] full_proxy_write+0x56/0x80 <4>[ 31.899673] vfs_write+0xea/0x3b0 <4>[ 31.903243] ksys_write+0x68/0xf0 <4>[ 31.906815] do_syscall_64+0x33/0x40 <4>[ 31.910644] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 31.915948] RIP: 0033:0x7f7ef1510240 <4>[ 31.919779] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 31.938776] RSP: 002b:00007ffce1c626e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 31.946594] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7ef1510240 <4>[ 31.953977] RDX: 0000000000000004 RSI: 00007f7ef13f7000 RDI: 0000000000000001 <4>[ 31.961359] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 31.968742] R10: 00007f7ef14314d0 R11: 0000000000000202 R12: 00007f7ef13f7000 <4>[ 31.976123] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 31.983509] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #1 GSMI Set Event Log (type=0xdead instance=0x3) FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area RW_ELOG found @ 45d000 (16384 bytes) Manufacturer: ef SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000 ELOG: NV offset 0x45d000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(81) added with size 13 at 2024-05-07 21:17:16 UTC <0>[ 32.075232] gsmi: Log Shutdown Reason 0x03 <4>[ 32.082289] ---[ end trace 9ccd4b3fd210e5ac ]--- <4>[ 32.087211] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 32.091458] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 32.110481] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 32.116023] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 32.123432] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 32.130850] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 32.138257] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 32.145681] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 32.153078] FS: 00007f7ef15fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 32.161425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 32.167433] CR2: 00007f7ef13f7000 CR3: 0000000106e56000 CR4: 00000000001506e0 # Segmentation fault # [ 31.721898] lkdtm: Performing direct entry BUG # [ 31.726777] ------------[ cut here ]------------ # [ 31.731715] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 31.737265] invalid opcode: 0000 [#1] SMP NOPTI # [ 31.742055] CPU: 1 PID: 653 Comm: cat Tainted: G W 5.10.216-cip46 #1 # [ 31.749958] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 31.756134] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 31.760311] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 31.779309] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 31.784787] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 31.792169] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 31.799551] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 31.806935] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 31.814316] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 31.821698] FS: 00007f7ef15fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 31.830035] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 31.836031] CR2: 00007f7ef13f7000 CR3: 0000000106e56000 CR4: 00000000001506e0 # [ 31.843413] Call Trace: # [ 31.846124] ? __die_body.cold+0x1a/0x1f # [ 31.850303] ? die+0x2b/0x50 # [ 31.853<6>[ 32.319397] lkdtm: Performing direct entry WARNING 440] ? do_trap+0x91/0x110 # [ 31.857011] ? lkdtm_BUG+0x5/0x10 # [ 31.860580] ? do_error_trap+0x90/0x110 # [ 31.864670] ? lkdtm_BUG+0x5/0x10 # [ 31.868240] ? lkdtm_BUG+0x5/0x10 # [ 31.871813] ? exc_invalid_op+0x4e/0x70 # [ 31.875902]<4>[ 32.334800] ------------[ cut here ]------------ ? lkdtm_BUG+0x5/0x10 # [ 31.879472] ? asm_exc_invalid_op+0x12/0x20 # [ 31.883908] ? direct_entry+0xe0/0xe0 # [ 31.887825] ? lkdtm_BUG+0x5/0x10 # [ 31.891398] direct_entry.cold+0x2c/0x38 # [ 31.895578] full_proxy_write+0x56/0x80 # [ <4>[ 32.361809] WARNING: CPU: 1 PID: 691 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 31.899673] vfs_write+0xea/0x3b0 # [ 31.903243] ksys_write+0x68/0xf0 # [ 31.906815] do_syscall_64+0x33/0x40 # [ 31.910644] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 31.915948] RIP: 0033:0x7f7ef1510240 # [ 31.919779] Code: 40 00 48 8b <4>[ 32.392662] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 31.938776] RSP: 002b:00007ffce1c626e8 EFLAGS: 00000202 ORIG_RAX: 00<4>[ 32.457059] CPU: 1 PID: 691 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00000000000001 # [ 31.946594] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7ef1510240 # [ 31.953977] RDX: 0000000000000004 RSI: 00007f7ef13f7000 RDI: 0000000000000001 # [ 31.961359] RBP: 0000000000000004 R08: 00000000ffffffff R09: 000000<4>[ 32.487187] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000000 # [ 31.968742] R10: 00007f7ef14314d0 R11: 0000000000000202 R12: 00007f7ef13f7000 # [ 31.976123] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 31.983509] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lig<4>[ 32.515642] RIP: 0010:lkdtm_WARNING+0x13/0x20 htbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_noti<4>[ 32.542315] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 01 75 05 e9 3d 4a a8 00 <0f> 0b e9 36 4a a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee fy snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 32.075232] gsmi: Log Shutdown Reason 0x03 # [ 32.082289] ---[ end trace 9ccd4b3fd210e5ac ]---<4>[ 32.583581] RSP: 0018:ffff9921c0eafe60 EFLAGS: 00010202 # [ 32.087211] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 32.091458] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70<4>[ 32.611242] RAX: ffffffffb3f7fff0 RBX: 0000000000000002 RCX: 0000000000000000 ee c9 03 # [ 32.110481] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 32.116023] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 32.123432] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 32.130850<4>[ 32.640778] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403c0 ] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 32.138257] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 32.145681] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 32.153078] F<4>[ 32.670356] RBP: ffffffffb62c7427 R08: 0000000000000000 R09: 0000000000000000 S: 00007f7ef15fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000<4>[ 32.699839] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 32.161425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 32.167433] CR2: 00007f7ef13<4>[ 32.713734] R13: ffff9921c0eaff10 R14: ffff9921c0eaff10 R15: ffff8961c2658000 f7000 CR3: 0000000106e56000 CR4: 00000000001506e0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <4>[ 32.729982] FS: 00007f0d98d7c740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 32.750993] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 32.757021] CR2: 00007f0d98b37000 CR3: 00000001065be000 CR4: 00000000001506e0 <4>[ 32.764466] Call Trace: <4>[ 32.767209] ? __warn+0x80/0x110 <4>[ 32.770728] ? lkdtm_WARNING+0x13/0x20 <4>[ 32.774762] ? report_bug+0x9e/0xc0 <4>[ 32.778551] ? handle_bug+0x41/0x90 <4>[ 32.782328] ? exc_invalid_op+0x14/0x70 <4>[ 32.786477] ? asm_exc_invalid_op+0x12/0x20 <4>[ 32.790951] ? lkdtm_BUG+0x10/0x10 <4>[ 32.794660] ? lkdtm_WARNING+0x13/0x20 <4>[ 32.798694] direct_entry.cold+0x2c/0x38 <4>[ 32.805517] full_proxy_write+0x56/0x80 <4>[ 32.809706] vfs_write+0xea/0x3b0 <4>[ 32.813365] ksys_write+0x68/0xf0 <4>[ 32.817037] do_syscall_64+0x33/0x40 <4>[ 32.820999] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 32.826392] RIP: 0033:0x7f0d98c50240 <4>[ 32.830386] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 32.849482] RSP: 002b:00007ffe908fff58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 32.857418] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f0d98c50240 <4>[ 32.864901] RDX: 0000000000000008 RSI: 00007f0d98b37000 RDI: 0000000000000001 <4>[ 32.872367] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 32.879800] R10: 00007f0d98b714d0 R11: 0000000000000202 R12: 00007f0d98b37000 <4>[ 32.887289] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 32.894762] irq event stamp: 0 <4>[ 32.898131] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 32.904736] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 32.913223] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 32.921698] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 32.928258] ---[ end trace 9ccd4b3fd210e5ad ]--- # [ 32.319397] lkdtm: Performing direct entry WARNING # [ 32.334800] ------------[ cut here ]------------ # [ 32.361809] WARNING: CPU: 1 PID: 691 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 32.392662] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 32.457059] CPU: 1 PID: 691 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 32.487187] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 32.515642] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 32.542315] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 01 75 05 e9 3d 4a a8 00 <0f> 0b e9 36 4a a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee # [ 32.583581] RSP: 0018:ffff9921c0eafe60 EFLAGS: 00010202 # [ 32.611242] RAX: ffffffffb3f7fff0 RBX: 00<6>[ 33.046868] lkdtm: Performing direct entry WARNING_MESSAGE 00000000000002 RCX: 0000000000000000 # [ 32.640778] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403c0 # [ 32.670356] RBP: ffffffffb62c7427 R08: 0000000000000000 R09: 0000000000000000 # [ 32.699839] R10: 00000000ffffe000 R11: 3fffff<4>[ 33.071264] ------------[ cut here ]------------ ffffffffff R12: 0000000000000008 # [ 32.713734] R13: ffff9921c0eaff10 R14: ffff9921c0eaff10 R15: ffff8961c2658000 # [ 32.729982] FS: 00007f0d98d7c740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 32.750993] CS: 0010 DS: 0000 ES: 000<4>[ 33.098343] Warning message trigger count: 2 0 CR0: 0000000080050033 # [ 32.757021] CR2: 00007f0d98b37000 CR3: 00000001065be000 CR4: 00000000001506e0 # [ 32.764466] Call Trace: # [ 32.767209] ? __warn+0x80/0x110 # [ 32.770728] ? lkdtm_WARNING+0x13/0x20 # [ 32.774762] ? report_bug+0x<4>[ 33.125128] WARNING: CPU: 1 PID: 728 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 9e/0xc0 # [ 32.778551] ? handle_bug+0x41/0x90 # [ 32.782328] ? exc_invalid_op+0x14/0x70 # [ 32.786477] ? asm_exc_invalid_op+0x12/0x20 # [ 32.790951] ? lkdtm_BUG+0x10/0x10 # [ 32.794660] ? lkdtm_WARNING+0x13/0x20 # [ 32.798694] direc<4>[ 33.156598] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table t_entry.cold+0x2c/0x38 # [ 32.805517] full_proxy_write+0x56/0x80 # [ 32.809706] vfs_write+0xea/0x3b0 # [ 32.813365] ksys_write+0x68/0xf0 # [ 32.817037] do_syscall_64+0x33/0x40 # [ 32.820999] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [<4>[ 33.221017] CPU: 1 PID: 728 Comm: cat Tainted: G D W 5.10.216-cip46 #1 32.826392] RIP: 0033:0x7f0d98c50240 # [ 32.830386] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89<4>[ 33.251131] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 32.849482] RSP: 002b:00007ffe908fff58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 32.857418] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f0d98c50240 # [ 32.864901] RDX: 0000000000000008 RSI: 00007f0d98b37000 RDI: 000000000000000<4>[ 33.279611] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 1 # [ 32.872367] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000 # [ 32.879800] R10: 00007f0d98b714d0 R11: 0000000000000202 R12: 00007f0d98b37000 # [ 32.887289] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 #<4>[ 33.309468] Code: 36 4a a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee c9 03 48 c7 c7 88 79 2c b6 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 <0f> 0b e9 09 4a a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 32.894762] irq event stamp: 0 # [ 32.898131] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 32.904736] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 32.913223] softirqs last enabled at (0): [<<4>[ 33.348266] RSP: 0018:ffff9921c0f3fe60 EFLAGS: 00010286 ffffffffb34fde5c>] copy_process+0x65c/0x20e0 # [ 32.921698] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 32.928258] ---[ end trace 9ccd4b3fd210e5ad ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lk<4>[ 33.375895] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 dtm: WARNING_MESSAGE.sh <4>[ 33.405423] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 33.414962] RBP: ffffffffb62c742f R08: 0000000000000000 R09: 0000000000000000 <4>[ 33.422385] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 <4>[ 33.429824] R13: ffff9921c0f3ff10 R14: ffff9921c0f3ff10 R15: ffff8961c4d8e000 <4>[ 33.437261] FS: 00007efe17915740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 33.445652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 33.451680] CR2: 00007efe176cf000 CR3: 0000000104c68000 CR4: 00000000001506e0 <4>[ 33.459126] Call Trace: <4>[ 33.461865] ? __warn+0x80/0x110 <4>[ 33.465410] ? lkdtm_WARNING_MESSAGE+0x20/0x30 <4>[ 33.470138] ? report_bug+0x9e/0xc0 <4>[ 33.474051] ? handle_bug+0x41/0x90 <4>[ 33.477841] ? exc_invalid_op+0x14/0x70 <4>[ 33.482018] ? asm_exc_invalid_op+0x12/0x20 <4>[ 33.486548] ? lkdtm_WARNING_MESSAGE+0x20/0x30 <4>[ 33.491348] direct_entry.cold+0x2c/0x38 <4>[ 33.495621] full_proxy_write+0x56/0x80 <4>[ 33.499822] vfs_write+0xea/0x3b0 <4>[ 33.503533] ksys_write+0x68/0xf0 <4>[ 33.507210] do_syscall_64+0x33/0x40 <4>[ 33.511109] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 33.516501] RIP: 0033:0x7efe177e8240 <4>[ 33.520450] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 33.539498] RSP: 002b:00007ffdd7ddd2b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 33.547324] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007efe177e8240 <4>[ 33.554715] RDX: 0000000000000010 RSI: 00007efe176cf000 RDI: 0000000000000001 <4>[ 33.562152] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 33.569573] R10: 00007efe177094d0 R11: 0000000000000202 R12: 00007efe176cf000 <4>[ 33.576991] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 33.584407] irq event stamp: 0 <4>[ 33.587729] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 33.594259] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 33.602707] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 33.611139] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 33.617666] ---[ end trace 9ccd4b3fd210e5ae ]--- # [ 33.046868] lkdtm: Performing direct entry WARNING_MESSAGE # [ 33.071264] ------------[ cut here ]------------ # [ 33.098343] Warning message trigger count: 2 # [ 33.125128] WARNING: CPU: 1 PID: 728 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 33.156598] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 33.221017] CPU: 1 PID: 728 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 33.251131] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 33.279611] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 33.309468] Code: 36 4a a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee c9 03 48 c7 c7 88 79 2c b6 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 <0f> 0b e9 09 4a a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 <6>[ 33.743537] lkdtm: Performing direct entry EXCEPTION 00 c7 # [ 33.348266] RSP: 0018:ffff9921c0f3fe60 EFLAGS: 00010286 # [ 33.375895] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 33.405423] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 33.414962] RB<1>[ 33.756282] BUG: kernel NULL pointer dereference, address: 0000000000000000 P: ffffffffb62c742f R08: 0000000000000000 R09: 0000000000000000 # [ 33.422385] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 33.429824] R13: ffff9921c0f3ff10 R14: ffff9921c0f3ff10 R15: ffff8961c4d8e000 # [ 33.437261] FS: 0<1>[ 33.785657] #PF: supervisor write access in kernel mode <1>[ 33.813318] #PF: error_code(0x0002) - not-present page 0007efe17915740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 33.445652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.451680] CR2: 00007efe176cf000 CR3: 0000000104c68000 CR4: 00000000001506e0 # [ 33.459126] Call Trace: # <6>[ 33.818707] PGD 0 P4D 0 [ 33.461865] ? __warn+0x80/0x110 # [ 33.465410] ? lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 33.470138] ? report_bug+0x9e/0xc0 # [ 33.474051] ? handle_bug+0x41/0x90 # [ 33.477841] ? exc_invalid_op+0x14/0x70 # [ 33.482018] ? asm_exc_invalid_<4>[ 33.843679] Oops: 0002 [#2] SMP NOPTI op+0x12/0x20 # [ 33.486548] ? lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 33.491348] direct_entry.cold+0x2c/0x38 # [ 33.495621] full_proxy_write+0x56/0x80 # [ 33.499822] vfs_write+0xea/0x3b0 # [ 33.503533] ksys_write+0x68/0xf0 # [ 33.507210]<4>[ 33.869785] CPU: 1 PID: 761 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 33.899870] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 do_syscall_64+0x33/0x40 # [ 33.511109] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 33.516501] RIP: 0033:0x7efe177e8240 # [ 33.520450] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 1<4>[ 33.906045] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 7 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 33.539498] RSP: 002b:00007ffdd7ddd2b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 33.547324] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007efe1<4>[ 33.932920] Code: 48 c7 c7 88 79 2c b6 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 0f 0b e9 09 4a a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 eb 49 a8 00 66 66 2e 0f 1f 84 77e8240 # [ 33.554715] RDX: 0000000000000010 RSI: 00007efe176cf000 RDI: 0000000000000001 # [ 33.562152] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000 # [ 33.569573] R10: 00007efe177094d0 R11: 0000000000000202 R12: 00007efe176cf<4>[ 33.974103] RSP: 0018:ffff9921c0fc7e60 EFLAGS: 00010282 <4>[ 34.001767] RAX: ffffffffb3f80040 RBX: 0000000000000004 RCX: 0000000000000000 000 # [ 33.576991] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 33.584407] irq event stamp: 0 # [ 33.587729] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 33.594259] hardirqs last disabled at (0): [[ 34.009150] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403e0 ffb34fde5c>] copy_process+0x65c/0x20e0 # [ 33.602707] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 33.611139] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 33.617666] ---[ end trace 9ccd4b3fd210e5<4>[ 34.038723] RBP: ffffffffb61ba817 R08: 0000000000000000 R09: 0000000000000000 <4>[ 34.068289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a ae ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <4>[ 34.075671] R13: ffff9921c0fc7f10 R14: ffff9921c0fc7f10 R15: ffff8961c7a7b000 <4>[ 34.094490] FS: 00007f253f72d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 34.102828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 34.108824] CR2: 0000000000000000 CR3: 0000000104484000 CR4: 00000000001506e0 <4>[ 34.116208] Call Trace: <4>[ 34.118923] ? __die_body.cold+0x1a/0x1f <4>[ 34.123104] ? no_context+0x177/0x380 <4>[ 34.127024] ? exc_page_fault+0x53/0x170 <4>[ 34.131204] ? asm_exc_page_fault+0x1e/0x30 <4>[ 34.135642] ? lkdtm_WARNING_MESSAGE+0x30/0x30 <4>[ 34.140340] ? lkdtm_EXCEPTION+0x5/0x20 <4>[ 34.144434] direct_entry.cold+0x2c/0x38 <4>[ 34.148615] full_proxy_write+0x56/0x80 <4>[ 34.152709] vfs_write+0xea/0x3b0 <4>[ 34.156278] ksys_write+0x68/0xf0 <4>[ 34.159852] do_syscall_64+0x33/0x40 <4>[ 34.163682] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 34.168991] RIP: 0033:0x7f253f640240 <4>[ 34.172822] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 34.191819] RSP: 002b:00007ffd5761f6f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 34.199637] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f253f640240 <4>[ 34.207022] RDX: 000000000000000a RSI: 00007f253f527000 RDI: 0000000000000001 <4>[ 34.214406] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 34.221792] R10: 00007f253f5614d0 R11: 0000000000000202 R12: 00007f253f527000 <4>[ 34.229174] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 34.236563] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 34.278832] CR2: 0000000000000000 <4>[ 34.284960] ---[ end trace 9ccd4b3fd210e5af ]--- <4>[ 34.289937] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 34.294301] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 34.313424] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 34.319086] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 34.326607] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 34.334072] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 34.341540] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 34.349001] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 34.356462] FS: 00007f253f72d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 34.364834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 34.370867] CR2: 0000000000000000 CR3: 0000000104484000 CR4: 00000000001506e0 <6>[ 34.752388] lkdtm: Performing direct entry CORRUPT_LIST_ADD # Killed # [ 33.743537] lkdtm: Performing direct entry EXCEPTION # [ 33.756282] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 33.785657] #PF: supervisor write access in kernel mode # [ 33.813318] #PF: error_code(0x0002) - <6>[ 34.758269] lkdtm: attempting good list addition not-present page # [ 33.818707] PGD 0 P4D 0 # [ 33.843679] Oops: 0002 [#2] SMP NOPTI # [ 33.869785] CPU: 1 PID: 761 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 33.899870] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [<6>[ 34.785305] lkdtm: attempting corrupted list addition 33.906045] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 33.932920] Code: 48 c7 c7 88 79 2c b6 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 0f 0b e9 09 4a a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 eb 49 a8 00 66 66 2<3>[ 34.815414] lkdtm: list_add() corruption not detected! e 0f 1f 84 # [ 33.974103] RSP: 0018:ffff9921c0fc7e60 EFLAGS: 00010282 # [ 34.001767] RAX: ffffffffb3f80040 RBX: 0000000000000004 RCX: 0000000000000000 # [ 34.009150] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403e0 # [ 34.038723] RBP: ffffffffb61ba817 R08: 0000000000000000 R09: 0000000000000000 # [ 34.068289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 34.075671] R13: ffff9921c0fc7f10 R14: ffff9921c0fc7f10 R15: ffff8961c7a7b000 # [ 34.094490] FS: 00007f253f72d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 34.102828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 34.108824] CR2: 0000000000000000 CR3: 0000000104484000 CR4: 00000000001506e0 # [ 34.116208] Call Trace: # [ 34.118923] ? __die_body.cold+0x1a/0x1f # [ 34.123104] ? no_context+0x177/0x380 # [ 34.127024] ? exc_page_fault+0x53/0x170 # [ 34.131204] ? asm_exc_page_fault+0x1e/0x30 # [ 34.135642] ? lkdtm_WARNING_MESSAGE+0x30/0x30 # [ 34.140340] ? lkdtm_EXCEPTION+0x5/0x20 # [ 34.144434] direct_entry.cold+0x2c/0x38 # [ 34.148615] full_proxy_write+0x56/0x80 # [ 34.152709] vfs_write+0xea/0x3b0 # [ 34.156278] ksys_write+0x68/0xf0 # [ 34.159852] do_syscall_64+0x33/0x40 # [ 34.163682] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 34.168991] RIP: 0033:0x7f253f640240 # [ 34.172822] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 34.191819] RSP: 002b:00007ffd5761f6f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 34.199637] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f253f640240 # [ 34.207022] RDX: 00<6>[ 34.978335] lkdtm: Performing direct entry CORRUPT_LIST_DEL 0000000000000a RSI: 00007f253f527000 RDI: 0000000000000001 # [ 34.214406] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 34.221792] R10: 00007f253f5614d0 R11: 0000000000000202 R12: 00007f253f527000 # [ 34.229174] R13: 000000<6>[ 35.001627] lkdtm: attempting good list removal 0000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 34.236563] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops <6>[ 35.028604] lkdtm: attempting corrupted list removal videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengi<3>[ 35.055998] lkdtm: list_del() corruption not detected! ne regmap_i2c coreboot_table # [ 34.278832] CR2: 0000000000000000 # [ 34.284960] ---[ end trace 9ccd4b3fd210e5af ]--- # [ 34.289937] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 34.294301] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 34.313424] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 34.319086] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 34.326607] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 34.334072] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 34.341540] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 34.349001] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 34.356462] FS: 00007f253f72d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 34.364834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 34.370867] CR2: 0000000000000000 CR3: 0000000104484000 CR4: 00000000001506e0 # EXCEPTION: saw 'call trace:': ok ok 5 selftests: lkdtm: EXCEPTION.sh # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: L<6>[ 35.191907] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING OOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok <6>[ 35.201033] lkdtm: attempting bad read from page below current stack 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh # [<0>[ 35.229808] BUG: stack guard page was hit at 0000000040ff4bfc (stack is 00000000b1c950a2..0000000041673835) 34.752388] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 34.758269] lkdtm: attempting good list addition # [ 34.785305] lkdtm: attempting corrupted list addition # [ 34.815414] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_AD<4>[ 35.261964] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI D: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh # [ 34.978335] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 35.001627] lkdtm: attempting good list remo<4>[ 35.290664] CPU: 1 PID: 993 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 35.320749] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 val # [ 35.028604] lkdtm: attempting corrupted list removal # [ 35.055998] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: l<4>[ 35.326924] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a kdtm: STACK_GUARD_PAGE_LEADING.sh <4>[ 35.355184] Code: c7 3d 00 0f 1f 44 00 00 53 48 c7 c7 28 7d 2c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8a dd fb ff 48 c7 c7 68 7d 2c b6 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 70 dd fb ff 0f 1f 44 <4>[ 35.377212] RSP: 0018:ffff9921c133fe50 EFLAGS: 00010246 <4>[ 35.382691] RAX: 0000000000000038 RBX: ffff9921c133c000 RCX: 0000000000000000 <4>[ 35.390074] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb62c7d68 <4>[ 35.397455] RBP: ffffffffb62c7492 R08: 0000000000000000 R09: 0000000000000000 <4>[ 35.404838] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 <4>[ 35.412220] R13: ffff9921c133ff10 R14: ffff9921c133ff10 R15: ffff8961c4dac000 <4>[ 35.419603] FS: 00007f74180fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 35.427940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 35.433935] CR2: ffff9921c133bfff CR3: 0000000105938000 CR4: 00000000001506e0 <4>[ 35.441317] Call Trace: <4>[ 35.444021] <#DF> <4>[ 35.446296] ? __die_body.cold+0x1a/0x1f <4>[ 35.450477] ? die+0x2b/0x50 <4>[ 35.453614] ? handle_stack_overflow+0x3e/0x4d <4>[ 35.458314] ? no_context+0x24d/0x380 <4>[ 35.462228] <4>[ 35.464585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 35.506847] ---[ end trace 9ccd4b3fd210e5b0 ]--- <4>[ 35.511721] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 35.515897] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 35.534896] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 35.540375] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 35.547757] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 35.555139] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 35.562520] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 35.569902] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 35.577284] FS: 00007f74180fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 35.585622] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 35.591617] CR2: ffff9921c133bfff CR3: 0000000105938000 CR4: 00000000001506e0 <3>[ 35.599000] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 35.608117] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 993, name: cat <4>[ 35.615847] INFO: lockdep is turned off. <4>[ 35.620024] irq event stamp: 0 <4>[ 35.623335] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 35.629855] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 35.638279] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 35.646701] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 35.653221] CPU: 1 PID: 993 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 35.661124] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 35.667292] Call Trace: <4>[ 35.670000] dump_stack+0x77/0x9b <4>[ 35.673574] ___might_sleep.cold+0xa6/0xb6 <4>[ 35.677927] exit_signals+0x1c/0x300 <4>[ 35.681757] do_exit+0xc2/0xab0 <4>[ 35.685158] ? ksys_write+0x68/0xf0 <4>[ 35.688902] make_task_dead+0x2f/0x30 <4>[ 35.692822] rewind_stack_and_make_dead+0x17/0x20 <4>[ 35.697779] RIP: 0033:0x7f7418008240 <4>[ 35.701610] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 35.720608] RSP: 002b:00007ffe513704c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 35.728428] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f7418008240 <4>[ 35.735811] RDX: 0000000000000019 RSI: 00007f7417eef000 RDI: 0000000000000001 <4>[ 35.743197] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 35.750583] R10: 00007f7417f294d0 R11: 0000000000000202 R12: 00007f7417eef000 <4>[ 35.757965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <6>[ 35.927550] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # Segmentation fault # [ 35.191907] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 35.201033] lkdtm: attempting bad read from page below current stack # [ 35.229808] BUG: stack guard page was hit at 0000000040ff4bfc (stack is 00000000<6>[ 35.934206] lkdtm: attempting bad read from page above current stack b1c950a2..0000000041673835) # [ 35.261964] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 35.290664] CPU: 1 PID: 993 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 35.320749] Hardware name: Google Grunt/Grunt, BIOS 09/05<0>[ 35.963022] BUG: stack guard page was hit at 0000000037a4b68a (stack is 00000000ce97fef4..0000000071742ac9) /2019 # [ 35.326924] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 35.355184] Code: c7 3d 00 0f 1f 44 00 00 53 48 c7 c7 28 7d 2c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8a dd fb ff 48 c7 c7 68 7d 2c b6 <8a> 43 ff 88 44 24 07 0f b6 74<4>[ 35.995132] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI 24 07 5a 5b e9 70 dd fb ff 0f 1f 44 # [ 35.377212] RSP: 0018:ffff9921c133fe50 EFLAGS: 00010246 # [ 35.382691] RAX: 0000000000000038 RBX: ffff9921c133c000 RCX: 0000000000000000 # [ 35.390074] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffff<4>[ 36.023830] CPU: 1 PID: 1027 Comm: cat Tainted: G D W 5.10.216-cip46 #1 ff[ 36.054002] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 dac000 # [ 35.419603] FS: 00007f74180fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 35.427940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 35.433935] CR2: ffff9921c133bfff CR3: 0000000105938000 CR4: 00000000001506e0 #<4>[ 36.082367] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d [ 35.441317] Call Trace: # [ 35.444021] <#DF> # [ 35.446296] ? __die_body.cold+0x1a/0x1f # [ 35.450477] ? die+0x2b/0x50 # [ 35.453614] ? handle_stack_overflow+0x3e/0x4d # [ 35.458314] ? no_context+0x24d/0x380 # [ 35.462228] [ 36.110719] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 a0 7d 2c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 50 dd fb ff 48 c7 c7 e0 7d 2c b6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 33 dd fb ff > # [ 35.464585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pc<4>[ 36.151900] RSP: 0018:ffff9921c13afe50 EFLAGS: 00010246 i [ 36.179563] RAX: 0000000000000038 RBX: ffff9921c13ac000 RCX: 0000000000000000 <4>[ 36.209135] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb62c7de0 nd trace 9ccd4b3fd210e5b0 ]--- # [ 35.511721] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 35.515897] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00<4>[ 36.216519] RBP: ffffffffb62c74ab R08: 0000000000000000 R09: 0000000000000000 0<0 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 35.534896] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 35.540375] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 35.547757] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: fff4>[ 36.246085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a <4>[ 36.275657] R13: ffff9921c13aff10 R14: ffff9921c13aff10 R15: ffff8961c5961000 fffffb5e403b0 # [ 35.555139] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 35.562520] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 35.569902] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff896<4>[ 36.283042] FS: 00007f3e313fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 1c<5f2f000 # [ 35.577284] FS: 00007f74180fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 35.585622] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 35.591617] CR2: ffff9921c133bfff CR3: 0000000105938000 CR4: 00000000001506e04>[ 36.313560] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <# [ 35.599000] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 35.608117] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 993, name: cat # [ 35.615847] INFO: lockdep is turned off. # [ 35.6200244>[ 36.341744] CR2: ffff9921c13b0000 CR3: 0000000104d8e000 CR4: 00000000001506e0 <4>[ 36.371316] Call Trace: ] irq event stamp: 0 # [ 35.623335] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 35.629855] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 35.638279] softirqs last enabled at (0): [[ 36.374023] <#DF> 5c>] copy_process+0x65c/0x20e0 # [ 35.646701] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 35.653221] CPU: 1 PID: 993 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 35.661124] Hardware name: Google Grunt/Grunt, BIOS 09<4>[ 36.398480] ? __die_body.cold+0x1a/0x1f /05/2019 # [ 35.667292] Call Trace: # [ 35.670000] dump_stack+0x77/0x9b # [ 35.673574] ___might_sleep.cold+0xa6/0xb6 # [ 35.677927] exit_signals+0x1c/0x300 # [ 35.681757] do_exit+0xc2/0xab0 # [ 35.685158] ? ksys_write+0x68/0xf0 # [ <4>[ 36.424841] ? die+0x2b/0x50 35.688902] make_task_dead+0x2f/0x30 # [ 35.692822] rewind_stack_and_make_dead+0x17/0x20 # [ 35.697779] RIP: 0033:0x7f7418008240 # [ 35.701610] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 0<4>[ 36.450163] ? handle_stack_overflow+0x3e/0x4d 0 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 35.720608] RSP: 002b:00007ffe513704c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 35.728428] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: <4>[ 36.477048] ? no_context+0x24d/0x380 <4>[ 36.503148] 00007f7418008240 # [ 35.735811] RDX: 0000000000000019 RSI: 00007f7417eef000 RDI: 0000000000000001 # [ 35.743197] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000 # [ 35.750583] R10: 00007f7417f294d0 R11: 0000000000000202 R12: 0000<4>[ 36.505503] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 7f7417eef000 # [ 35.757965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh <4>[ 36.569916] ---[ end trace 9ccd4b3fd210e5b1 ]--- <4>[ 36.596625] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 36.600803] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 36.619801] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 36.625279] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 36.632662] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 36.640046] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 36.647429] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 36.654813] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 36.662196] FS: 00007f3e313fd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 36.670532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 36.676528] CR2: ffff9921c13b0000 CR3: 0000000104d8e000 CR4: 00000000001506e0 <3>[ 36.683913] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 36.693031] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1027, name: cat <4>[ 36.700849] INFO: lockdep is turned off. <4>[ 36.705025] irq event stamp: 0 <4>[ 36.708338] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 36.714858] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 36.723283] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 36.731706] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 36.738224] CPU: 1 PID: 1027 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 36.746214] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 36.752382] Call Trace: <4>[ 36.755090] dump_stack+0x77/0x9b <4>[ 36.758665] ___might_sleep.cold+0xa6/0xb6 <4>[ 36.763019] exit_signals+0x1c/0x300 <4>[ 36.766850] do_exit+0xc2/0xab0 <4>[ 36.770251] ? ksys_write+0x68/0xf0 <4>[ 36.773996] make_task_dead+0x2f/0x30 <4>[ 36.777917] rewind_stack_and_make_dead+0x17/0x20 <4>[ 36.782875] RIP: 0033:0x7f3e31310240 <4>[ 36.786705] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 36.805702] RSP: 002b:00007ffe2fde6d38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 36.813520] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3e31310240 <4>[ 36.820903] RDX: 000000000000001a RSI: 00007f3e311f7000 RDI: 0000000000000001 <4>[ 36.828285] RBP: 000000000000001a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 36.835668] R10: 00007f3e312314d0 R11: 0000000000000202 R12: 00007f3e311f7000 <4>[ 36.843050] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 36.853033] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1164597426 wd_nsec: 1164596617 # Segmentation fault # [ 35.927550] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 35.934206] lkdtm: attempting bad read from page above current stack # [ 35.963022] BUG: stack guard page was hit at 0000000037a4b68a (stack is 00000000ce97fef4..0000000071742ac9) # [ 35.995132] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 36.023830] CPU: 1 PID: 1027 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 36.054002] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.082367] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 36.110719] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 a0 7d 2c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 50 dd fb ff 48 c7 c7 e0 7d 2c b6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 33 dd fb ff # [ 36.151900] RSP: 0018:ffff9921c13afe50 EFLAGS: 00010246 # [ 36.179563] RAX: 0000000000000038 RBX: ffff9921c13ac000 RCX: 0000000000000000 # [ 36.209135] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb62c7de0 # [ 36.216519] RBP: ffffffffb62c74ab R08: 0000000000000000 R09: 0000000000000000<6>[ 37.057598] lkdtm: Performing direct entry UNSET_SMEP # [ 36.246085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 36.275657] R13: ffff9921c13aff10 R14: ffff9921c13aff10 R15: ffff8961c5961000 # [ 36.283042] FS: 00007f3e313fd740(0000) GS:ffff8961ead00000(0000) knlGS:000000000<6>[ 37.065037] lkdtm: trying to clear SMEP normally 0000000 # [ 36.313560] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 36.341744] CR2: ffff9921c13b0000 CR3: 0000000104d8e000 CR4: 00000000001506e0 # [ 36.371316] Call Trace: # [ 36.374023] <#DF> # [ 36.398480] ? __die_body.cold+0x1a<4>[ 37.092145] ------------[ cut here ]------------ /0x1f # [ 36.424841] ? die+0x2b/0x50 # [ 36.450163] ? handle_stack_overflow+0x3e/0x4d # [ 36.477048] ? no_context+0x24d/0x380 # [ 36.503148] # [ 36.505503] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_d<4>[ 37.119174] pinned CR4 bits changed: 0x100000!? ebugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max9<4>[ 37.146143] WARNING: CPU: 1 PID: 1064 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60 8357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 36.569916] ---[ end trace 9ccd4b3fd210e5b1 ]--- # [ 36.596625] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 36.600803<4>[ 37.177684] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table ] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 36.619801] RSP: 0018:ffff9921c0e17e60 EFLAGS: 0<4>[ 37.242098] CPU: 1 PID: 1064 Comm: cat Tainted: G D W 5.10.216-cip46 #1 0010282 # [ 36.625279] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 36.632662] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 36.640046] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000<4>[ 37.272267] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 001 # [ 36.647429] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 36.654813] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 36.662196] FS: 00007f3e313fd740(0000) GS:ffff8961ead00000(0000) knlGS:000000<4>[ 37.300627] RIP: 0010:native_write_cr4+0x45/0x60 0000000000 # [ 36.670532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 36.676528] CR2: ffff9921c13b0000 CR3: 0000000104d8e000 CR4: 00000000001506e0 # [ 36.683913] BUG: sleeping function called from invalid context at include/linux/percpu-<4>[ 37.330190] Code: 39 c2 75 2d 48 85 f6 75 05 e9 07 26 54 01 80 3d 30 4f 26 03 00 75 f2 48 c7 c7 b8 48 1c b6 c6 05 20 4f 26 03 01 e8 81 e2 11 01 <0f> 0b e9 e4 25 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 rwsem.h:49 # [ 36.693031] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1027, name: cat # [ 36.700849] INFO: lockdep is turned off. # [ 36.705025] irq event stamp: 0 # [ 36.708338] hardirqs last enabled at (0): [<0000000000000000>] 0x<4>[ 37.368866] RSP: 0018:ffff9921c1427e48 EFLAGS: 00010286 0 # [ 36.714858] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 36.723283] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 36.731706] softirqs last disabled at (0): [<00000000000<4>[ 37.396564] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000 00000>] 0x0 # [ 36.738224] CPU: 1 PID: 1027 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 36.746214] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.752382] Call Trace: # [ 36.755090] dump_stack+0x77/0x9b # [ 36.758<4>[ 37.426271] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 665] ___might_sleep.cold+0xa6/0xb6 # [ 36.763019] exit_signals+0x1c/0x300 # [ 36.766850] do_exit+0xc2/0xab0 # [ 36.770251] ? ksys_write+0x68/0xf0 # [ 36.773996] make_task_dead+0x2f/0x30 # [ 36.777917] rewind_stack_and_make_dead+0x17/0x<4>[ 37.455720] RBP: ffffffffb62c74c5 R08: 0000000000000000 R09: 0000000000000000 20<4>[ 37.485298] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 36.782875] RIP: 0033:0x7f3e31310240 # [ 36.786705] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 <4>[ 37.492832] R13: ffff9921c1427f10 R14: ffff9921c1427f10 R15: ffff8961c5e48000 48 89 # [ 36.805702] RSP: 002b:00007ffe2fde6d38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 36.813520] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3e31310240 # [ 36.820903] RDX: 000000000000001a RSI: 00007f3e311f7000 RDI: 0000000000<4>[ 37.522436] FS: 00007f138cded740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 000001 # [ 36.828285] RBP: 000000000000001a R08: 00000000ffffffff R09: 0000000000000000 # [ 36.835668] R10: 00007f3e312314d0 R11: 0000000000000202 R12: 00007f3e311f7000 # [ 36.843050] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000000<4>[ 37.552918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 00 # [ 36.853033] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1164597426 wd_nsec: 1164596617 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_S<4>[ 37.581114] CR2: 00007f138cbdf000 CR3: 0000000104dda000 CR4: 00000000001506e0 MEP.sh<4>[ 37.610693] Call Trace: <4>[ 37.613933] ? __warn+0x80/0x110 <4>[ 37.617585] ? native_write_cr4+0x45/0x60 <4>[ 37.621898] ? report_bug+0x9e/0xc0 <4>[ 37.625701] ? handle_bug+0x41/0x90 <4>[ 37.629498] ? exc_invalid_op+0x14/0x70 <4>[ 37.633637] ? asm_exc_invalid_op+0x12/0x20 <4>[ 37.638161] ? native_write_cr4+0x45/0x60 <4>[ 37.642489] ? native_write_cr4+0x45/0x60 <4>[ 37.646836] lkdtm_UNSET_SMEP.cold+0x1d/0x103 <4>[ 37.651453] direct_entry.cold+0x2c/0x38 <4>[ 37.655639] full_proxy_write+0x56/0x80 <4>[ 37.659741] vfs_write+0xea/0x3b0 <4>[ 37.663353] ksys_write+0x68/0xf0 <4>[ 37.666948] do_syscall_64+0x33/0x40 <4>[ 37.670785] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 37.676097] RIP: 0033:0x7f138ccf8240 <4>[ 37.679934] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 37.698963] RSP: 002b:00007ffe2e9c1358 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 37.706796] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f138ccf8240 <4>[ 37.714190] RDX: 000000000000000b RSI: 00007f138cbdf000 RDI: 0000000000000001 <4>[ 37.721581] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 37.728992] R10: 00007f138cc194d0 R11: 0000000000000202 R12: 00007f138cbdf000 <4>[ 37.736384] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 37.743785] irq event stamp: 0 <4>[ 37.747105] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 37.753634] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 37.762091] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 37.770532] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 37.777070] ---[ end trace 9ccd4b3fd210e5b2 ]--- <6>[ 37.781950] lkdtm: ok: SMEP did not get cleared <6>[ 37.786740] lkdtm: trying to clear SMEP with call gadget <6>[ 37.792323] lkdtm: ok: SMEP removal was reverted # [ 37.057598] lkdtm: Performing direct entry UNSET_SMEP # [ 37.065037] lkdtm: trying to clear SMEP normally # [ 37.092145] ------------[ cut here ]------------ # [ 37.119174] pinned CR4 bits changed: 0x100000!? # [ 37.146143] WARNING: CPU: 1 PID: 1064 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60 # [ 37.177684] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 37.242098] CPU: 1 PID: 1064 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 37.272267] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 37.300627] RIP: 0010:native_write_cr4+0x45/0x60 # [ 37.330190] Code: 39 c2 75 2d 48 85 f6 75 05 e9 07 26 54 01 80 3d 30 4f 26 03 00 75 f2 48 c7 c7 b8 48 1c b6 c6 05 20 4f 26 03 01 e8 81 e2 11 01 <0f> 0b e9 e<6>[ 37.913834] lkdtm: Performing direct entry DOUBLE_FAULT 4 25 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 37.368866] RSP: 0018:ffff9921c1427e48 EFLAGS: 00010286 # [ 37.396564] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000 # [ 37.426271] RDX: ffff8961ead2c620 RSI: ffff8961e<3>[ 37.931483] lkdtm: XFAIL: this test is ia32-only ad1bf50 RDI: ffff8961ead1bf50 # [ 37.455720] RBP: ffffffffb62c74c5 R08: 0000000000000000 R09: 0000000000000000 # [ 37.485298] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 37.492832] R13: ffff9921c1427f10 R14: ffff9921c1427f10 R15: ffff8961c5e48000 # [ 37.522436] FS: 00007f138cded740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 37.552918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 37.581114] CR2: 00007f138cbdf000 CR3: 0000000104dda000 CR4: 00000000001506e0 # [ 37.610693] Call Trace: # [ 37.613933] ? __warn+0x80/0x110 # [ 37.617585] ? native_write_cr4+0x45/0x60 # [ 37.621898] ? report_bug+0x9e/0xc0 # [ 37.625701] ? handle_bug+0x41/0x90 # [ 37.629498] ? exc_invalid_op+0x14/0x70 # [ 37.633637] ? asm_exc_invalid_op+0x12/0x20 # [ 37.638161] ? native_write_cr4+0x45/0x60 # [ 37.642489] ? native_write_cr4+0x45/0x60 # [ 37.646836] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 37.651453] direct_entry.cold+0x2c/0x38 # [ 37.655639] full_proxy_write+0x56/0x80 # [ 37.659741] vfs_write+0xea/0x3b0 # [ 37.663353] ksys_write+0x68/0xf0 # [ 37.666948] do_syscall_64+0x33/0x40 # [ 37.670785] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 37.676097] RIP: 0033:0x7f138ccf8240 # [ 37.679934] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 37.698963] RSP: 002b:00007ffe2e9c1358 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 37.706796] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f138ccf8240 # [ 37.714190] RDX: 000000000000000b RSI: 00007f138cbdf000 RDI: 0000000000000001 # [ 37.721581] RBP: 0<6>[ 38.108824] lkdtm: Performing direct entry CORRUPT_PAC 00000000000000b R08: 00000000ffffffff R09: 0000000000000000 # [ 37.728992] R10: 00007f138cc194d0 R11: 0000000000000202 R12: 00007f138cbdf000 # [ 37.736384] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 37.743785] irq event <3>[ 38.119313] lkdtm: XFAIL: this test is arm64-only stamp: 0 # [ 37.747105] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 37.753634] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 37.762091] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 37.770532] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 37.777070] ---[ end trace 9ccd4b3fd210e5b2 ]--- # [ 37.781950] lkdtm: ok: SMEP did not get cleared # [ 37.786740] lkdtm: trying to clear SMEP with call gadget # [ 37.792323] lkdtm: ok: SMEP removal was reverted # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 37.913834] lkdtm: Performing direct entry DOUBLE_FAULT # [ 37.931483] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 38.108824] lkdtm: Performing direct entry CORRUPT_PAC # [ 38.119313] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh <6>[ 38.257511] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 38.264221] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 38.257511] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 38.264221] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE.sh <6>[ 38.476685] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 38.482452] lkdtm: Value in memory before free: 12345678 <6>[ 38.488063] lkdtm: Attempting bad read from freed memory <6>[ 38.493667] lkdtm: Memory was not poisoned # [ 38.476685] lkdtm: Performing direct entry READ_AFTER_FREE # [ 38.482452] lkdtm: Value in memory before free: 12345678 # [ 38.488063] lkdtm: Attempting bad read from freed memory # [ 38.493667] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh <6>[ 38.652998] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 38.659306] lkdtm: Value in memory before free: 12345678 <6>[ 38.664913] lkdtm: Attempting to read from freed memory <6>[ 38.670397] lkdtm: Buddy page was not poisoned # [ 38.652998] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 38.659306] lkdtm: Value in memory before free: 12345678 # [ 38.664913] lkdtm: Attempting to read from freed memory # [ 38.670397] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh <6>[ 38.773844] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 38.779691] lkdtm: Attempting double slab free ... # [ 38.773844] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 38.779691] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh <6>[ 38.893830] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 38.899602] lkdtm: Attempting cross-cache slab free ... # [ 38.893830] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 38.899602] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh <6>[ 38.995820] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 39.001488] lkdtm: Attempting non-Slab slab free ... # [ 38.995820] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 39.001488] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh <6>[ 39.305592] lkdtm: Performing direct entry EXEC_DATA <6>[ 39.310827] lkdtm: attempting ok execution at ffffffffb3f803b0 <6>[ 39.319463] lkdtm: attempting bad execution at ffffffffb7c1eea0 <2>[ 39.325651] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) <1>[ 39.333384] BUG: unable to handle page fault for address: ffffffffb7c1eea0 <1>[ 39.340509] #PF: supervisor instruction fetch in kernel mode <1>[ 39.346418] #PF: error_code(0x0011) - permissions violation <6>[ 39.352242] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000482001e3 <4>[ 39.359196] Oops: 0011 [#5] SMP NOPTI <4>[ 39.363116] CPU: 1 PID: 1588 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 39.371107] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 39.377281] RIP: 0010:data_area+0x0/0x40 <4>[ 39.381459] Code: ff ff 00 b3 5b c5 61 89 ff ff 00 b2 5b c5 61 89 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 <4>[ 39.400456] RSP: 0018:ffff9921c1bb7e48 EFLAGS: 00010246 <4>[ 39.405923] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 39.413304] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 39.420687] RBP: ffffffffb7c1eea0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 39.428070] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a <4>[ 39.435453] R13: ffff9921c1bb7f10 R14: ffff9921c1bb7f10 R15: ffff8961c7a03000 <4>[ 39.442837] FS: 00007f2515efe740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 39.451172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 39.457168] CR2: ffffffffb7c1eea0 CR3: 0000000103994000 CR4: 00000000001506e0 <4>[ 39.464550] Call Trace: <4>[ 39.467261] ? __die_body.cold+0x1a/0x1f <4>[ 39.471443] ? no_context+0x177/0x380 <4>[ 39.475362] ? exc_page_fault+0xd7/0x170 <4>[ 39.479541] ? asm_exc_page_fault+0x1e/0x30 <4>[ 39.483984] ? execute_location+0x48/0x56 <4>[ 39.488248] ? direct_entry.cold+0x2c/0x38 <4>[ 39.492601] ? full_proxy_write+0x56/0x80 <4>[ 39.496866] ? vfs_write+0xea/0x3b0 <4>[ 39.500609] ? ksys_write+0x68/0xf0 <4>[ 39.504353] ? do_syscall_64+0x33/0x40 <4>[ 39.508355] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 39.513833] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 39.556094] CR2: ffffffffb7c1eea0 <4>[ 39.559667] ---[ end trace 9ccd4b3fd210e5b3 ]--- <4>[ 39.564539] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 39.568716] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 39.587712] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 39.593187] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 39.600570] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 39.607953] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 39.615335] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 39.622717] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 39.630099] FS: 00007f2515efe740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 39.638435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 39.644430] CR2: ffffffffb7c1eea0 CR3: 0000000103994000 CR4: 00000000001506e0 <3>[ 39.651816] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 39.660932] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1588, name: cat <4>[ 39.668747] INFO: lockdep is turned off. <4>[ 39.672923] irq event stamp: 0 <4>[ 39.676234] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 39.682753] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 39.691176] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 39.699598] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 39.706113] CPU: 1 PID: 1588 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 39.714102] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 39.720269] Call Trace: <4>[ 39.722978] dump_stack+0x77/0x9b <4>[ 39.726552] ___might_sleep.cold+0xa6/0xb6 <4>[ 39.730904] exit_signals+0x1c/0x300 <4>[ 39.734733] do_exit+0xc2/0xab0 <4>[ 39.738131] ? ksys_write+0x68/0xf0 <4>[ 39.741875] make_task_dead+0x2f/0x30 <4>[ 39.745794] rewind_stack_and_make_dead+0x17/0x20 <4>[ 39.750750] RIP: 0033:0x7f2515dd0240 <4>[ 39.754579] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 39.773576] RSP: 002b:00007fff14dc2348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 39.781393] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f2515dd0240 <4>[ 39.788776] RDX: 000000000000000a RSI: 00007f2515cb7000 RDI: 0000000000000001 <4>[ 39.796159] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 39.803541] R10: 00007f2515cf14d0 R11: 0000000000000202 R12: 00007f2515cb7000 <4>[ 39.810923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 39.305592] lkdtm: Performing direct entry EXEC_DATA # [ 39.310827] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 39.319463] lkdtm: attempting bad execution at ffffffffb7c1eea0 # [ 39.325651] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 39.333384] BUG: unable to handle page fault for address: ffffffffb7c1eea0 # [ 39.340509] #PF: supervisor instruction fetch in kernel mode # [ 39.346418] #PF: error_code(0x0011) - permissions violation # [ 39.352242] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000482001e3 # [ 39.359196] Oops: 0011 [#5] SMP NOPTI # [ 39.363116] CPU: 1 PID: 1588 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 39.371107] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 39.377281] RIP: 0010:data_area+0x0/0x40 # [ 39.381459] Code: ff ff 00 b3 5b c5 61 89 ff ff 00 b2 5b c5 61 89 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 39.400456] RSP: 0018:ffff9921c1bb7e48 EFLAGS: 00010246 # [ 39.405923] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 39.413304] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 39.420687] RBP: ffffffffb7c1eea0 R08: 0000000000000000<6>[ 39.968134] lkdtm: Performing direct entry EXEC_STACK R09: 0000000000000000 # [ 39.428070] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 39.435453] R13: ffff9921c1bb7f10 R14: ffff9921c1bb7f10 R15: ffff8961c7a03000 # [ 39.442837] FS: 00007f2515efe740(0000) GS:ffff8961ead00000<6>[ 39.979910] lkdtm: attempting ok execution at ffffffffb3f803b0 (0000) knlGS:0000000000000000 # [ 39.451172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 39.457168] CR2: ffffffffb7c1eea0 CR3: 0000000103994000 CR4: 00000000001506e0 # [ 39.464550] Call Trace: # [ 39.467261] ? __die_body.cold+0x1a/0x<6>[ 40.008181] lkdtm: attempting bad execution at ffff9921c1c1fe18 1f # [ 39.471443] ? no_context+0x177/0x380 # [ 39.475362] ? exc_page_fault+0xd7/0x170 # [ 39.479541] ? asm_exc_page_fault+0x1e/0x30 # [ 39.483984] ? execute_location+0x48/0x56 # [ 39.488248] ? direct_entry.cold+0x2c/0x38 # [ 39.49260<2>[ 40.036556] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 1] ? full_proxy_write+0x56/0x80 # [ 39.496866] ? vfs_write+0xea/0x3b0 # [ 39.500609] ? ksys_write+0x68/0xf0 # [ 39.504353] ? do_syscall_64+0x33/0x40 # [ 39.508355] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 39.513833] Modules linked<1>[ 40.066431] BUG: unable to handle page fault for address: ffff9921c1c1fe18 i[ 40.095736] #PF: supervisor instruction fetch in kernel mode <1>[ 40.123833] #PF: error_code(0x0011) - permissions violation nd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 39.556094] CR2: ffffffffb7c1eea0 # [ 39.559667] <6>[ 40.129657] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 10595d067 PTE 80000001078bd163 ---[ end trace 9ccd4b3fd210e5b3 ]--- # [ 39.564539] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 39.568716] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00<4>[ 40.160177] Oops: 0011 [#6] SMP NOPTI 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 39.587712] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 39.593187] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 39.600570] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RD<4>[ 40.186279] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 40.216450] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 I: ffffffffb5e403b0 # [ 39.607953] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 39.615335] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 39.622717] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: f<4>[ 40.222624] RIP: 0010:0xffff9921c1c1fe18 fff8961c5f2f000 # [ 39.630099] FS: 00007f2515efe740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 39.638435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 39.644430] CR2: ffffffffb7c1eea0 CR3: 0000000103994000 CR4: 0000000000<4>[ 40.248981] Code: 00 00 18 fe c1 c1 21 99 ff ff 83 87 62 b4 ff ff ff ff 20 00 00 00 00 00 00 00 ee 75 2c b6 ff ff ff ff af 88 62 b4 ff ff ff ff <0f> 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 15<06e0 # [ 39.651816] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 39.660932] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1588, name: cat # [ 39.668747] INFO: lockdep is turned off. # [ 394>[ 40.290161] RSP: 0018:ffff9921c1c1fdf8 EFLAGS: 00010246 .672923] irq event stamp: 0 # [ 39.676234] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 39.682753] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 39.691176] softirqs last enabled at (0): [[ 40.317827] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 40.347396] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 fb34fde5c>] copy_process+0x65c/0x20e0 # [ 39.699598] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 39.706113] CPU: 1 PID: 1588 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 39.714102] Hardware name: Google Grunt/Grunt, <4>[ 40.354780] RBP: ffff9921c1c1fe18 R08: 0000000000000000 R09: 0000000000000000 <4>[ 40.384345] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b BIOS 09/05/2019 # [ 39.720269] Call Trace: # [ 39.722978] dump_stack+0x77/0x9b # [ 39.726552] ___might_sleep.cold+0xa6/0xb6 # [ 39.730904] exit_signals+0x1c/0x300 # [ 39.734733] do_exit+0xc2/0xab0 # [ 39.738131] ? ksys_write+0x68/0x<4>[ 40.391726] R13: ffff9921c1c1ff10 R14: ffff9921c1c1ff10 R15: ffff8961c65bf000 f0 # [ 39.741875] make_task_dead+0x2f/0x30 # [ 39.745794] rewind_stack_and_make_dead+0x17/0x20 # [ 39.750750] RIP: 0033:0x7f2515dd0240 # [ 39.754579] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1<4>[ 40.421293] FS: 00007efd6c66d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 40.451816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 39.773576] RSP: 002b:00007fff14dc2348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 39.781393] RAX: ffffffffffffffda RBX: 00000000000000<4>[ 40.457811] CR2: ffff9921c1c1fe18 CR3: 0000000104dae000 CR4: 00000000001506e0 0a< RCX: 00007f2515dd0240 # [ 39.788776] RDX: 000000000000000a RSI: 00007f2515cb7000 RDI: 0000000000000001 # [ 39.796159] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 39.803541] R10: 00007f2515cf14d0 R11: 0000000000000202 R4>[ 40.487377] Call Trace: 12: 00007f2515cb7000 # [ 39.810923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh <4>[ 40.512279] ? __die_body.cold+0x1a/0x1f <4>[ 40.535084] ? no_context+0x177/0x380 <4>[ 40.539007] ? exc_page_fault+0xd7/0x170 <4>[ 40.543186] ? asm_exc_page_fault+0x1e/0x30 <4>[ 40.547648] ? execute_location+0x48/0x56 <4>[ 40.551914] ? lkdtm_EXEC_STACK+0x26/0x44 <4>[ 40.556182] ? direct_entry.cold+0x2c/0x38 <4>[ 40.560534] ? full_proxy_write+0x56/0x80 <4>[ 40.564807] ? vfs_write+0xea/0x3b0 <4>[ 40.568551] ? ksys_write+0x68/0xf0 <4>[ 40.572299] ? do_syscall_64+0x33/0x40 <4>[ 40.576303] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 40.581786] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 40.624056] CR2: ffff9921c1c1fe18 <4>[ 40.627629] ---[ end trace 9ccd4b3fd210e5b4 ]--- <4>[ 40.632502] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 40.636679] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 40.655678] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 40.661156] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 40.668540] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 40.675923] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 40.683308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 40.690694] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 40.698077] FS: 00007efd6c66d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 40.706416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 40.712411] CR2: ffff9921c1c1fe18 CR3: 0000000104dae000 CR4: 00000000001506e0 <3>[ 40.719798] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 40.728916] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1625, name: cat <4>[ 40.736735] INFO: lockdep is turned off. <4>[ 40.740911] irq event stamp: 0 <4>[ 40.744224] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 40.750745] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 40.759169] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 40.767593] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 40.774130] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 40.782120] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 40.788290] Call Trace: <4>[ 40.791004] dump_stack+0x77/0x9b <4>[ 40.794577] ___might_sleep.cold+0xa6/0xb6 <4>[ 40.798931] exit_signals+0x1c/0x300 <4>[ 40.802763] do_exit+0xc2/0xab0 <4>[ 40.806162] ? ksys_write+0x68/0xf0 <4>[ 40.809908] make_task_dead+0x2f/0x30 <4>[ 40.813826] rewind_stack_and_make_dead+0x17/0x20 <4>[ 40.818784] RIP: 0033:0x7efd6c578240 <4>[ 40.822616] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 40.841613] RSP: 002b:00007ffd84c382b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 40.849430] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007efd6c578240 <4>[ 40.856814] RDX: 000000000000000b RSI: 00007efd6c45f000 RDI: 0000000000000001 <4>[ 40.864197] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 40.871581] R10: 00007efd6c4994d0 R11: 0000000000000202 R12: 00007efd6c45f000 <4>[ 40.878965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <6>[ 41.049533] lkdtm: Performing direct entry EXEC_KMALLOC # Killed # [ 39.968134] lkdtm: Performing direct entry EXEC_STACK # [ 39.979910] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 40.008181] lkdtm: attempting bad execution at ffff9921c1c1fe18 # [ 40.036556] kernel tried to execute NX-pro<6>[ 41.055081] lkdtm: attempting ok execution at ffffffffb3f803b0 tected page - exploit attempt? (uid: 0) # [ 40.066431] BUG: unable to handle page fault for address: ffff9921c1c1fe18 # [ 40.095736] #PF: supervisor instruction fetch in kernel mode # [ 40.123833] #PF: error_code(0x0011) - permissions violation #<6>[ 41.083385] lkdtm: attempting bad execution at ffff8961c6779ac0 [ 40.129657] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 10595d067 PTE 80000001078bd163 # [ 40.160177] Oops: 0011 [#6] SMP NOPTI # [ 40.186279] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 40.216450] Hardware n<2>[ 41.111775] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) <1>[ 41.141620] BUG: unable to handle page fault for address: ffff8961c6779ac0 <1>[ 41.148742] #PF: supervisor instruction fetch in kernel mode <1>[ 41.154652] #PF: error_code(0x0011) - permissions violation <6>[ 41.160476] PGD 48401067 P4D 48401067 PUD 48405067 PMD 1067d0063 PTE 8000000106779163 <4>[ 41.168558] Oops: 0011 [#7] SMP NOPTI <4>[ 41.172477] CPU: 0 PID: 1662 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 41.180466] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 41.186639] RIP: 0010:0xffff8961c6779ac0 <4>[ 41.190817] Code: 00 00 02 00 00 00 00 00 00 00 e0 71 9e c5 61 89 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7b fa 4f b3 ff ff ff ff <0f> 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 <4>[ 41.209813] RSP: 0018:ffff9921c1ca7e38 EFLAGS: 00010246 <4>[ 41.215289] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 41.222670] RDX: 0000000000000000 RSI: ffff8961eac1bf50 RDI: ffff8961eac1bf50 <4>[ 41.230053] RBP: ffff8961c6779ac0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 41.237435] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d <4>[ 41.244817] R13: ffff9921c1ca7f10 R14: ffff9921c1ca7f10 R15: ffff8961c3a37000 <4>[ 41.252199] FS: 00007f8a96b1e740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 41.260533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 41.266529] CR2: ffff8961c6779ac0 CR3: 00000001065be000 CR4: 00000000001506f0 <4>[ 41.273910] Call Trace: <4>[ 41.276620] ? __die_body.cold+0x1a/0x1f <4>[ 41.280801] ? no_context+0x177/0x380 <4>[ 41.284720] ? exc_page_fault+0xd7/0x170 <4>[ 41.288898] ? asm_exc_page_fault+0x1e/0x30 <4>[ 41.293339] ? execute_location+0x48/0x56 <4>[ 41.297605] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 <4>[ 41.302040] ? direct_entry.cold+0x2c/0x38 <4>[ 41.306393] ? full_proxy_write+0x56/0x80 <4>[ 41.310658] ? vfs_write+0xea/0x3b0 <4>[ 41.314401] ? ksys_write+0x68/0xf0 <4>[ 41.318147] ? do_syscall_64+0x33/0x40 <4>[ 41.322151] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 41.327631] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 41.369896] CR2: ffff8961c6779ac0 <4>[ 41.373469] ---[ end trace 9ccd4b3fd210e5b5 ]--- <4>[ 41.378341] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 41.382517] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 41.401514] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 41.406990] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 41.414374] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 41.421756] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 41.429138] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 41.436522] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 41.443905] FS: 00007f8a96b1e740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 41.452242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 41.458238] CR2: ffff8961c6779ac0 CR3: 00000001065be000 CR4: 00000000001506f0 ame: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.222624] RIP: 0010:0xffff9921c1c1fe18 # [ 40.248981] Code: 00 00 18 fe c1 c1 21 99 ff ff 83 87 62 b4 ff ff ff ff 20 00 00 00 00 00 00 00 ee 75 2c b6 ff ff ff ff af 88 62 b4 ff ff ff ff <0f> 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 40.290161] RSP: 0018:ffff9921c1c1fdf8 EFLAGS: 00010246 # [ 40.317827] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.347396] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 40.354780] RBP: ffff9921c1c1fe18 R08: 0000000000000000 R09: 0000000000000000 # [ 40.384345] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 40.391726] R13: ffff9921c1c1ff10 R14: ffff9921c1c1ff10 R15: ffff8961c65bf000 # [ 40.421293] FS: 00007efd6c66d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 40.451816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 40.457811] CR2: ffff9921c1c1fe18 CR3: 0000000104dae000 CR4: 00000000001506e0 # [ 40.487377] Call Trace: # [ 40.512279] ? __die_body.cold+0x1a/0x1f # [ 40.535084] ? no_context+0x177/0x380 # [ 40.539007] ? exc_page_fault+0xd7/0x170 # [ 40.543186] ? asm_exc_page_fault+0x1e/0x30 # [ 40.547648] ? execute_location+0x48/0x56 # [ 40.551914] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 40.556182] ? direct_entry.cold+0x2c/0x38 # [ 40.560534] ? full_proxy_write+0x56/0x80 # [ 40.564807] ? vfs_write+0xea/0x3b0 # [ 40.568551] ? ksys_write+0x68/0xf0 # [ 40.572299] ? do_syscall_64+0x33/0x40 # [ 40.576303] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 40.581786] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 40.624056] CR2: ffff9921c1c1fe18 # [ 40.627629] ---[ end trace 9ccd4b3fd210e5b4 ]--- # [ 40.632502] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 40.636679] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 40.655678] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 40.661156] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.668540] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 40.675923] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 40.683308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 40.690694] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 40.698077] FS: 00007efd6c66d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 40.7<6>[ 41.726301] lkdtm: Performing direct entry EXEC_VMALLOC 06416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 40.712411] CR2: ffff9921c1c1fe18 CR3: 0000000104dae000 CR4: 00000000001506e0 # [ 40.719798] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 40.7<6>[ 41.737765] lkdtm: attempting ok execution at ffffffffb3f803b0 28916] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1625, name: cat # [ 40.736735] INFO: lockdep is turned off. # [ 40.740911] irq event stamp: 0 # [ 40.744224] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 40.750745] ha<6>[ 41.766027] lkdtm: attempting bad execution at ffff9921c06c9000 rdirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 40.759169] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 40.767593] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 40.<2>[ 41.794400] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 774130] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 40.782120] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.788290] Call Trace: # [ 40.791004] dump_stack+0x77/0x9b # [ 40.794577] ___might_sleep.c<1>[ 41.824278] BUG: unable to handle page fault for address: ffff9921c06c9000 old+0xa6/0xb6 # [ 40.798931] exit_signals+0x1c/0x300 # [ 40.802763] do_exit+0xc2/0xab0 # [ 40.806162] ? ksys_write+0x68/0xf0 # [ 40.809908] make_task_dead+0x2f/0x30 # [ 40.813826] rewind_stack_and_make_dead+0x17/0x20 # [ 40.818784] R<1>[ 41.853587] #PF: supervisor instruction fetch in kernel mode <1>[ 41.881680] #PF: error_code(0x0011) - permissions violation IP: 0033:0x7efd6c578240 # [ 40.822616] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 40.8416<6>[ 41.887503] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 1057ac067 PTE 8000000103c2f163 13] RSP: 002b:00007ffd84c382b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 40.849430] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007efd6c578240 # [ 40.856814] RDX: 000000000000000b RSI: 00007efd6c45f000 RDI: 0000000000000001 # [ 40.864<4>[ 41.918025] Oops: 0011 [#8] SMP NOPTI 197] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 # [ 40.871581] R10: 00007efd6c4994d0 R11: 0000000000000202 R12: 00007efd6c45f000 # [ 40.878965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # EXEC_STACK: sa<4>[ 41.944130] CPU: 1 PID: 1699 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 41.974302] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 w 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh # Killed # [ 41.049533] lkdtm: Performing direct entry EXEC_KMALLOC # [ 41.055081] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 41.083385] l<4>[ 41.980474] RIP: 0010:0xffff9921c06c9000 kdtm: attempting bad execution at ffff8961c6779ac0 # [ 41.111775] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 41.141620] BUG: unable to handle page fault for address: ffff8961c6779ac0 # [ 41.148742] #PF: supervisor in<4>[ 42.006835] Code: Unable to access opcode bytes at RIP 0xffff9921c06c8fd6. struction fetch in kernel mode # [ 41.154652] #PF: error_code(0x0011) - permissions violation # [ 41.160476] PGD 48401067 P4D 48401067 PUD 48405067 PMD 1067d0063 PTE 8000000106779163 # [ 41.168558] Oops: 0011 [#7] SMP NOPTI # [ 41.172477] CPU: <4>[ 42.036140] RSP: 0018:ffff9921c1d2fe38 EFLAGS: 00010246 0 PID: 1662 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 41.180466] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 41.186639] RIP: 0010:0xffff8961c6779ac0 # [ 41.190817] Code: 00 00 02 00 00 00 00 00 00 00 e0 71 9e c5 61 89<4>[ 42.063802] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 f 1f 44 00 00 e9 86 46 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 41.209813] RSP: 0018:ffff9921c1ca7e38 EFLAGS: 00010246 # [ 41.215289] RAX: 0000000000000033 RBX: 004>[ 42.093371] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 42.122942] RBP: ffff9921c06c9000 R08: 0000000000000000 R09: 0000000000000000 00000000000001 RCX: 0000000000000000 # [ 41.222670] RDX: 0000000000000000 RSI: ffff8961eac1bf50 RDI: ffff8961eac1bf50 # [ 41.230053] RBP: ffff8961c6779ac0 R08: 0000000000000000 R09: 0000000000000000 # [ 41.237435] R10: 00000000ffffe000 R11: 3fffff<4>[ 42.130317] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d ff[ 42.159881] R13: ffff9921c1d2ff10 R14: ffff9921c1d2ff10 R15: ffff8961c3c2f000 0 CR0: 0000000080050033 # [ 41.266529] CR2: ffff8961c6779ac0 CR3: 00000001065be000 CR4: 00000000001506f0 # [ 41.273910] Call Trace: # [ 41.276620] ? __die_body.cold+0x1a/0x1f # [ 41.280801] ? no_context+0x177/0x380 # [ 41.284720] ? exc_pa<4>[ 42.189454] FS: 00007f2dc411d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 ge_fault+0xd7/0x170 # [ 41.288898] ? asm_exc_page_fault+0x1e/0x30 # [ 41.293339] ? execute_location+0x48/0x56 # [ 41.297605] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 41.302040] ? direct_entry.cold+0x2c/0x38 # [ 41.306393] ? full_proxy_write+0<4>[ 42.219974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 x56/0x80 # [ 41.310658] ? vfs_write+0xea/0x3b0 # [ 41.314401] ? ksys_write+0x68/0xf0 # [ 41.318147] ? do_syscall_64+0x33/0x40 # [ 41.322151] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 41.327631] Modules linked in: fuse ip_tables cros<4>[ 42.248156] CR2: ffff9921c06c8fd6 CR3: 0000000104248000 CR4: 00000000001506e0 _ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357<4>[ 42.277729] Call Trace: _mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 41.369896] CR2: ffff8961c6779ac0 # [ 41.373469] ---[ end trace 9ccd4b3fd<4>[ 42.302627] ? __die_body.cold+0x1a/0x1f 210e5b5 ]--- # [ 41.378341] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 41.382517] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00<4>[ 42.328985] ? no_context+0x177/0x380 00 83 05 70 ee c9 03 # [ 41.401514] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 41.406990] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 41.414374] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [<4>[ 42.355089] ? exc_page_fault+0xd7/0x170 41.421756] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 41.429138] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 41.436522] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 4<4>[ 42.381449] ? asm_exc_page_fault+0x1e/0x30 1.443905] FS: 00007f8a96b1e740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 41.452242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 41.458238] CR2: ffff8961c6779ac0 CR3: 00000001065be000 CR4: 00000000001506f0 # EXEC_KMALLOC: <4>[ 42.408079] ? execute_location+0x48/0x56 saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # selftests: lkdtm: EXEC_VMALLOC.sh <4>[ 42.434525] ? lkdtm_EXEC_VMALLOC+0x20/0x30 <4>[ 42.447711] ? direct_entry.cold+0x2c/0x38 <4>[ 42.452069] ? full_proxy_write+0x56/0x80 <4>[ 42.456339] ? vfs_write+0xea/0x3b0 <4>[ 42.460086] ? ksys_write+0x68/0xf0 <4>[ 42.463833] ? do_syscall_64+0x33/0x40 <4>[ 42.467837] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 42.473318] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 42.515589] CR2: ffff9921c06c9000 <4>[ 42.519162] ---[ end trace 9ccd4b3fd210e5b6 ]--- <4>[ 42.524033] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 42.528213] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 42.547210] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 42.552689] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 42.560073] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 42.567457] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 42.574843] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 42.582227] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 42.589610] FS: 00007f2dc411d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 42.597948] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 42.603948] CR2: ffff9921c06c8fd6 CR3: 0000000104248000 CR4: 00000000001506e0 <3>[ 42.611333] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 42.620450] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat <4>[ 42.628268] INFO: lockdep is turned off. <4>[ 42.632444] irq event stamp: 0 <4>[ 42.635755] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 42.642273] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 42.650697] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 42.659121] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 42.665641] CPU: 1 PID: 1699 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 42.673632] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 42.679815] Call Trace: <4>[ 42.682526] dump_stack+0x77/0x9b <4>[ 42.686102] ___might_sleep.cold+0xa6/0xb6 <4>[ 42.690457] exit_signals+0x1c/0x300 <4>[ 42.694289] do_exit+0xc2/0xab0 <4>[ 42.697697] ? ksys_write+0x68/0xf0 <4>[ 42.701443] make_task_dead+0x2f/0x30 <4>[ 42.705362] rewind_stack_and_make_dead+0x17/0x20 <4>[ 42.710319] RIP: 0033:0x7f2dc4030240 <4>[ 42.714151] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 42.733149] RSP: 002b:00007ffdca7b56d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 42.740967] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f2dc4030240 <4>[ 42.748352] RDX: 000000000000000d RSI: 00007f2dc3f17000 RDI: 0000000000000001 <4>[ 42.755735] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000 <4>[ 42.763119] R10: 00007f2dc3f514d0 R11: 0000000000000202 R12: 00007f2dc3f17000 <4>[ 42.770503] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <6>[ 42.917099] lkdtm: Performing direct entry EXEC_RODATA # Killed # [ 41.726301] lkdtm: Performing direct entry EXEC_VMALLOC # [ 41.737765] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 41.766027] lkdtm: attempting bad execution at ffff9921c06c9000 # [ 41.794400] kernel tried to execute NX-p<6>[ 42.922511] lkdtm: attempting ok execution at ffffffffb3f803b0 rotected page - exploit attempt? (uid: 0) # [ 41.824278] BUG: unable to handle page fault for address: ffff9921c06c9000 # [ 41.853587] #PF: supervisor instruction fetch in kernel mode # [ 41.881680] #PF: error_code(0x0011) - permissions violation <6>[ 42.950798] lkdtm: attempting bad execution at ffffffffb5e40840 # [ 41.887503] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 1057ac067 PTE 8000000103c2f163 # [ 41.918025] Oops: 0011 [#8] SMP NOPTI # [ 41.944130] CPU: 1 PID: 1699 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 41.974302] Hardware<2>[ 42.979169] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 41.980474] RIP: 0010:0xffff9921c06c9000 # [ 42.006835] Code: Unable to access opcode bytes at RIP 0xffff9921c06c8fd6. # [ 42.036140] RSP: 0018:ffff9921c1d2fe38 EFLAGS: 00010246 # [ 42.063802] RAX:<1>[ 43.009048] BUG: unable to handle page fault for address: ffffffffb5e40840 0<000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 42.093371] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 42.122942] RBP: ffff9921c06c9000 R08: 0000000000000000 R09: 0000000000000000 # [ 42.130317] R10: 0001>[ 43.038354] #PF: supervisor instruction fetch in kernel mode <1>[ 43.066450] #PF: error_code(0x0011) - permissions violation 00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 42.159881] R13: ffff9921c1d2ff10 R14: ffff9921c1d2ff10 R15: ffff8961c3c2f000 # [ 42.189454] FS: 00007f2dc411d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 42.219974] C<6>[ 43.072274] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000464001e1 S: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42.248156] CR2: ffff9921c06c8fd6 CR3: 0000000104248000 CR4: 00000000001506e0 # [ 42.277729] Call Trace: # [ 42.302627] ? __die_body.cold+0x1a/0x1f # [ 42.328985] ? no_context+0x177/0x380 #<4>[ 43.101408] Oops: 0011 [#9] SMP NOPTI [ 42.355089] ? exc_page_fault+0xd7/0x170 # [ 42.381449] ? asm_exc_page_fault+0x1e/0x30 # [ 42.408079] ? execute_location+0x48/0x56 # [ 42.434525] ? lkdtm_EXEC_VMALLOC+0x20/0x30 # [ 42.447711] ? direct_entry.cold+0x2c/0x38 # [ 42.4520<4>[ 43.127512] CPU: 1 PID: 1737 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 43.157683] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 69] ? full_proxy_write+0x56/0x80 # [ 42.456339] ? vfs_write+0xea/0x3b0 # [ 42.460086] ? ksys_write+0x68/0xf0 # [ 42.463833] ? do_syscall_64+0x33/0x40 # [ 42.467837] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 42.473318] Modules linke<4>[ 43.163861] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 43.191427] Code: ff ff 1f 9d 62 b4 ff ff ff ff 3a 78 2c b6 ff ff ff ff 65 84 62 b4 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 d in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s <4>[ 43.210424] RSP: 0018:ffff9921c1db7e48 EFLAGS: 00010246 <4>[ 43.238082] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 42.515589] CR2: ffff9921c06c9000 # [ 42.519162]<4>[ 43.245464] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 43.275028] RBP: ffffffffb5e40840 R08: 0000000000000000 R09: 0000000000000000 ---[ end trace 9ccd4b3fd210e5b6 ]--- # [ 42.524033] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 42.528213] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 0<4>[ 43.282410] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c <4>[ 43.311976] R13: ffff9921c1db7f10 R14: ffff9921c1db7f10 R15: ffff8961c5955000 0 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 42.547210] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 42.552689] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 42.560073] RDX: 0000000000000000 RSI: ffff8961ead1bf50 R<4>[ 43.319359] FS: 00007f1149efd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 DI<: ffffffffb5e403b0 # [ 42.567457] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 42.574843] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 42.582227] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: 4>[ 43.349895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 43.378079] CR2: ffffffffb5e40840 CR3: 0000000105e80000 CR4: 00000000001506e0 ffff8961c5f2f000 # [ 42.589610] FS: 00007f2dc411d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 42.597948] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42.603948] CR2: ffff9921c06c8fd6 CR3: 0000000104248000 CR4: 000000000<4>[ 43.385461] Call Trace: 01506e0 # [ 42.611333] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 42.620450] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat # [ 42.628268] INFO: lockdep is turned off. # [ 4<4>[ 43.410355] ? __die_body.cold+0x1a/0x1f 2.632444] irq event stamp: 0 # [ 42.635755] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 42.642273] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 42.650697] softirqs last enabled at (0): [[ 43.436713] ? no_context+0x177/0x380 ffb34fde5c>] copy_process+0x65c/0x20e0 # [ 42.659121] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 42.665641] CPU: 1 PID: 1699 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 42.673632] Hardware name: Google Grunt/Grunt,<4>[ 43.462816] ? exc_page_fault+0xd7/0x170 BIOS 09/05/2019 # [ 42.679815] Call Trace: # [ 42.682526] dump_stack+0x77/0x9b # [ 42.686102] ___might_sleep.cold+0xa6/0xb6 # [ 42.690457] exit_signals+0x1c/0x300 # [ 42.694289] do_exit+0xc2/0xab0 # [ 42.697697] ? ksys_write+0x68/0<4>[ 43.489176] ? asm_exc_page_fault+0x1e/0x30 xf0 # [ 42.701443] make_task_dead+0x2f/0x30 # [ 42.705362] rewind_stack_and_make_dead+0x17/0x20 # [ 42.710319] RIP: 0033:0x7f2dc4030240 # [ 42.714151] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a<4>[ 43.515805] ? execute_location+0x48/0x56 1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 42.733149] RSP: 002b:00007ffdca7b56d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 42.740967] RAX: ffffffffffffffda RBX: 0000000000000<4>[ 43.542258] ? direct_entry.cold+0x2c/0x38 00d RCX: 00007f2dc4030240 # [ 42.748352] RDX: 000000000000000d RSI: 00007f2dc3f17000 RDI: 0000000000000001 # [ 42.755735] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000 # [ 42.763119] R10: 00007f2dc3f514d0 R11: 0000000000000202 <4>[ 43.568798] ? full_proxy_write+0x56/0x80 R12: 00007f2dc3f17000 # [ 42.770503] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh <4>[ 43.595247] ? vfs_write+0xea/0x3b0 <4>[ 43.618315] ? ksys_write+0x68/0xf0 <4>[ 43.622059] ? do_syscall_64+0x33/0x40 <4>[ 43.626063] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 43.631543] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 43.673843] CR2: ffffffffb5e40840 <4>[ 43.677417] ---[ end trace 9ccd4b3fd210e5b7 ]--- <4>[ 43.682291] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 43.686468] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 43.705466] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 43.710946] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 43.718332] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 43.725717] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 43.733100] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 43.740483] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 43.747867] FS: 00007f1149efd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 43.756205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 43.762202] CR2: ffffffffb5e40840 CR3: 0000000105e80000 CR4: 00000000001506e0 <3>[ 43.769589] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 43.778708] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1737, name: cat <4>[ 43.786540] INFO: lockdep is turned off. <4>[ 43.790729] irq event stamp: 0 <4>[ 43.794040] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 43.800558] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 43.808983] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 43.817408] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 43.823945] CPU: 1 PID: 1737 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 43.831933] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 43.838120] Call Trace: <4>[ 43.840828] dump_stack+0x77/0x9b <4>[ 43.844402] ___might_sleep.cold+0xa6/0xb6 <4>[ 43.848755] exit_signals+0x1c/0x300 <4>[ 43.852585] do_exit+0xc2/0xab0 <4>[ 43.855983] ? ksys_write+0x68/0xf0 <4>[ 43.859746] make_task_dead+0x2f/0x30 <4>[ 43.863664] rewind_stack_and_make_dead+0x17/0x20 <4>[ 43.868623] RIP: 0033:0x7f1149e10240 <4>[ 43.872454] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 43.891452] RSP: 002b:00007ffe6ab62e18 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 43.899272] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f1149e10240 <4>[ 43.906657] RDX: 000000000000000c RSI: 00007f1149cf7000 RDI: 0000000000000001 <4>[ 43.914041] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000 <4>[ 43.921424] R10: 00007f1149d314d0 R11: 0000000000000202 R12: 00007f1149cf7000 <4>[ 43.928808] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <6>[ 44.130847] lkdtm: Performing direct entry EXEC_USERSPACE # Killed # [ 42.917099] lkdtm: Performing direct entry EXEC_RODATA # [ 42.922511] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 42.950798] lkdtm: attempting bad execution at ffffffffb5e40840 # [ 42.979169] kernel tried to execute NX-pr<6>[ 44.136541] lkdtm: attempting ok execution at ffffffffb3f803b0 otected page - exploit attempt? (uid: 0) # [ 43.009048] BUG: unable to handle page fault for address: ffffffffb5e40840 # [ 43.038354] #PF: supervisor instruction fetch in kernel mode # [ 43.066450] #PF: error_code(0x0011) - permissions violation <6>[ 44.164885] lkdtm: attempting bad execution at 00007f8ef9255000 # [ 43.072274] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000464001e1 # [ 43.101408] Oops: 0011 [#9] SMP NOPTI # [ 43.127512] CPU: 1 PID: 1737 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 43.157683] Hardware name: Google Gru<2>[ 44.193200] unable to execute userspace code (SMEP?) (uid: 0) nt/Grunt, BIOS 09/05/2019 # [ 43.163861] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 43.191427] Code: ff ff 1f 9d 62 b4 ff ff ff ff 3a 78 2c b6 ff ff ff ff 65 84 62 b4 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0<1>[ 44.221320] BUG: unable to handle page fault for address: 00007f8ef9255000 0 <00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 43.210424] RSP: 0018:ffff9921c1db7e48 EFLAGS: 00010246 # [ 43.238082] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 43.245464] RDX: 0000000000000000 RSI: ffff8961ead1bf51>[ 44.250626] #PF: supervisor instruction fetch in kernel mode <1>[ 44.278732] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff8961ead1bf50 # [ 43.275028] RBP: ffffffffb5e40840 R08: 0000000000000000 R09: 0000000000000000 # [ 43.282410] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 43.311976] R13: ffff9921c1db7f10 R14: ffff9921c1db7f10 R1<6>[ 44.284558] PGD 1027c3067 P4D 1027c3067 PUD 10424b067 PMD 1065bf067 PTE 10b533067 5: ffff8961c5955000 # [ 43.319359] FS: 00007f1149efd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 43.349895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 43.378079] CR2: ffffffffb5e40840 CR3: 0000000105e80000 CR4: 000000<4>[ 44.314471] Oops: 0011 [#10] SMP NOPTI 00001506e0 # [ 43.385461] Call Trace: # [ 43.410355] ? __die_body.cold+0x1a/0x1f # [ 43.436713] ? no_context+0x177/0x380 # [ 43.462816] ? exc_page_fault+0xd7/0x170 # [ 43.489176] ? asm_exc_page_fault+0x1e/0x30 # [ 43.515805] ? execut<4>[ 44.340662] CPU: 1 PID: 1774 Comm: cat Tainted: G D W 5.10.216-cip46 #1 e_[ 44.370832] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 .626063] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 43.631543] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops vi<4>[ 44.399210] RIP: 0010:0x7f8ef9255000 de[ 44.425225] Code: Unable to access opcode bytes at RIP 0x7f8ef9254fd6. regmap_i2c coreboot_table # [ 43.673843] CR2: ffffffffb5e40840 # [ 43.677417] ---[ end trace 9ccd4b3fd210e5b7 ]--- # [ 43.682291] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 43.686468] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff <4>[ 44.454188] RSP: 0018:ffff9921c1e27e50 EFLAGS: 00010246 ff< ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 43.705466] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 43.710946] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 R4>[ 44.481853] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 CX<: 0000000000000000 # [ 43.718332] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 43.725717] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 43.733100] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 4>[ 44.511424] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 00<00000000000004 # [ 43.740483] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 43.747867] FS: 00007f1149efd740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 43.756205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000084>[ 44.540996] RBP: 00007f8ef9255000 R08: 0000000000000000 R09: 0000000000000000 0050033 # [ 43.762202] CR2: ffffffffb5e40840 CR3: 0000000105e80000 CR4: 00000000001506e0 # [ 43.769589] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 43.778708] in_atomic(): 0, irqs_disabled(): 1, non_bl<4>[ 44.570570] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f oc] 0x0 # [ 43.800558] hardirqs last disabled at (0): []4>[ 44.600137] R13: ffff9921c1e27f10 R14: ffff9921c1e27f10 R15: ffff8961c1b88000 copy_process+0x65c/0x20e0 # [ 43.808983] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 43.817408] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 43.823945] CPU: 1 PID: 1737 Comm: cat Tainted: G <4>[ 44.629711] FS: 00007f8ef9256740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 [ 44.660234] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c/<0x300 # [ 43.852585] do_exit+0xc2/0xab0 # [ 43.855983] ? ksys_write+0x68/0xf0 # [ 43.859746] make_task_dead+0x2f/0x30 # [ 43.863664] rewind_stack_and_make_dead+0x17/0x20 # [ 43.868623] RIP: 0033:0x7f1149e10240 # [ 43.872454] Code: 44>[ 44.688417] CR2: 00007f8ef9255000 CR3: 0000000106e58000 CR4: 00000000001506e0 <4>[ 44.717980] Call Trace: 0 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 43.891452] RSP: 002b:00007ffe6ab62e18 EFLAGS: 00000202 O<4>[ 44.720694] ? __die_body.cold+0x1a/0x1f RIG_RAX: 0000000000000001 # [ 43.899272] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f1149e10240 # [ 43.906657] RDX: 000000000000000c RSI: 00007f1149cf7000 RDI: 0000000000000001 # [ 43.914041] RBP: 000000000000000c R08: 00000000ffffffff <4>[ 44.747049] ? no_context+0x177/0x380 R09: 0000000000000000 # [ 43.921424] R10: 00007f1149d314d0 R11: 0000000000000202 R12: 00007f1149cf7000 # [ 43.928808] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXE<4>[ 44.773153] ? exc_page_fault+0x53/0x170 C_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh <4>[ 44.799514] ? asm_exc_page_fault+0x1e/0x30 <4>[ 44.808463] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae <4>[ 44.813507] ? direct_entry.cold+0x2c/0x38 <4>[ 44.817862] ? full_proxy_write+0x56/0x80 <4>[ 44.822129] ? vfs_write+0xea/0x3b0 <4>[ 44.825874] ? ksys_write+0x68/0xf0 <4>[ 44.829621] ? do_syscall_64+0x33/0x40 <4>[ 44.833627] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 44.839109] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 44.881379] CR2: 00007f8ef9255000 <4>[ 44.887586] ---[ end trace 9ccd4b3fd210e5b8 ]--- <4>[ 44.892567] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 44.896880] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 44.915910] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 44.921488] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 44.928937] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 44.936369] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 44.943826] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 44.951278] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 44.958728] FS: 00007f8ef9256740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 44.967170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 44.973218] CR2: 00007f8ef9255000 CR3: 0000000106e58000 CR4: 00000000001506e0 <6>[ 45.185378] lkdtm: Performing direct entry EXEC_NULL # Killed # [ 44.130847] lkdtm: Performing direct entry EXEC_USERSPACE # [ 44.136541] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 44.164885] lkdtm: attempting bad execution at 00007f8ef9255000 # [ 44.193200] unable to execute userspac<6>[ 45.190617] lkdtm: attempting ok execution at ffffffffb3f803b0 e code (SMEP?) (uid: 0) # [ 44.221320] BUG: unable to handle page fault for address: 00007f8ef9255000 # [ 44.250626] #PF: supervisor instruction fetch in kernel mode # [ 44.278732] #PF: error_code(0x0011) - permissions violation # [ 44.284558] <6>[ 45.218893] lkdtm: attempting bad execution at 0000000000000000 PGD 1027c3067 P4D 1027c3067 PUD 10424b067 PMD 1065bf067 PTE 10b533067 # [ 44.314471] Oops: 0011 [#10] SMP NOPTI # [ 44.340662] CPU: 1 PID: 1774 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 44.370832] Hardware name: Google Grunt/Grun<1>[ 45.247326] BUG: kernel NULL pointer dereference, address: 0000000000000000 <1>[ 45.276630] #PF: supervisor instruction fetch in kernel mode <1>[ 45.282542] #PF: error_code(0x0010) - not-present page <6>[ 45.287949] PGD 0 P4D 0 <4>[ 45.290742] Oops: 0010 [#11] SMP NOPTI <4>[ 45.294748] CPU: 0 PID: 1811 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 45.302736] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 45.308909] RIP: 0010:0x0 <4>[ 45.311788] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. <4>[ 45.318910] RSP: 0018:ffff9921c1eafe48 EFLAGS: 00010246 <4>[ 45.324387] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 45.331787] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 45.339169] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 <4>[ 45.346552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a <4>[ 45.353934] R13: ffff9921c1eaff10 R14: ffff9921c1eaff10 R15: ffff8961c1ae9000 <4>[ 45.361317] FS: 00007f34cc504740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 45.369652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 45.375649] CR2: ffffffffffffffd6 CR3: 00000001031a4000 CR4: 00000000001506f0 <4>[ 45.383031] Call Trace: <4>[ 45.385742] ? __die_body.cold+0x1a/0x1f <4>[ 45.389928] ? no_context+0x177/0x380 <4>[ 45.393848] ? exc_page_fault+0x53/0x170 <4>[ 45.398025] ? asm_exc_page_fault+0x1e/0x30 <4>[ 45.402468] execute_location+0x48/0x56 <4>[ 45.406559] direct_entry.cold+0x2c/0x38 <4>[ 45.410738] full_proxy_write+0x56/0x80 <4>[ 45.414831] vfs_write+0xea/0x3b0 <4>[ 45.418401] ksys_write+0x68/0xf0 <4>[ 45.421986] do_syscall_64+0x33/0x40 <4>[ 45.425817] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 45.431120] RIP: 0033:0x7f34cc3d8240 <4>[ 45.434952] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 45.453948] RSP: 002b:00007ffc4d98d6c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 45.461758] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f34cc3d8240 <4>[ 45.469140] RDX: 000000000000000a RSI: 00007f34cc2bf000 RDI: 0000000000000001 <4>[ 45.476524] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 45.483907] R10: 00007f34cc2f94d0 R11: 0000000000000202 R12: 00007f34cc2bf000 <4>[ 45.491289] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 45.498677] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 45.540946] CR2: 0000000000000000 t, BIOS 09/05/2019 # [ 44.399210] RIP: 0010:0x7f8ef9255000 # [ 44.425225] Code: Unable to access opcode bytes at RIP 0x7f8ef9254fd6. # [ 44.454188] RSP: 0018:ffff9921c1e27e50 EFLAGS: 00010246 # [ 44.481853] RAX: 0000000000000033 RBX: 000000000<4>[ 45.544620] ---[ end trace 9ccd4b3fd210e5b9 ]--- 0000024 RCX: 0000000000000000 # [ 44.511424] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 44.540996] RBP: 00007f8ef9255000 R08: 0000000000000000 R09: 0000000000000000 # [ 44.570570] R10: 00000000ffffe000 R11: 3ffffffffffff<4>[ 45.571673] RIP: 0010:lkdtm_BUG+0x5/0x10 fff R12: 000000000000000f # [ 44.600137] R13: ffff9921c1e27f10 R14: ffff9921c1e27f10 R15: ffff8961c1b88000 # [ 44.629711] FS: 00007f8ef9256740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 44.660234] CS: 0010 DS: 0000 ES: 0000 CR0: <4>[ 45.598040] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 0000000080050033 # [ 44.688417] CR2: 00007f8ef9255000 CR3: 0000000106e58000 CR4: 00000000001506e0 # [ 44.717980] Call Trace: # [ 44.720694] ? __die_body.cold+0x1a/0x1f # [ 44.747049] ? no_context+0x177/0x380 # [ 44.773153] ? exc_page_faul<4>[ 45.639244] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 t+0x53/0x170 # [ 44.799514] ? asm_exc_page_fault+0x1e/0x30 # [ 44.808463] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 44.813507] ? direct_entry.cold+0x2c/0x38 # [ 44.817862] ? full_proxy_write+0x56/0x80 # [ 44.822129] ? vfs_write+0xea/0x3<4>[ 45.666908] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 b0 # [ 44.825874] ? ksys_write+0x68/0xf0 # [ 44.829621] ? do_syscall_64+0x33/0x40 # [ 44.833627] ? entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 44.839109] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_<4>[ 45.696482] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_so<4>[ 45.726052] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 c_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 44.881379] CR2: 00007f8ef9255000 # [ 44.887586] ---[ end trace 9ccd4b3fd210e5b8 ]--- # [ 44.892567] RIP: 0010:lkdtm_B<4>[ 45.755627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 UG+0x5/0x10 # [ 44.896880] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 44.915910] RSP: 001<4>[ 45.785203] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 8:ffff9921c0e17e60 EFLAGS: 00010282 # [ 44.921488] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 44.928937] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 44.936369] RBP: ffffffffb632e170 R08: 0000000<4>[ 45.814780] FS: 00007f34cc504740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 000000001 R09: 0000000000000001 # [ 44.943826] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 44.951278] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 44.958728] FS: 00007f8ef9256740(0000) GS:ffff896<4>[ 45.845309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 1ead00000(0000) knlGS:0000000000000000 # [ 44.967170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.973218] CR2: 00007f8ef9255000 CR3: 0000000106e58000 CR4: 00000000001506e0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm:<4>[ 45.873499] CR2: ffffffffffffffd6 CR3: 00000001031a4000 CR4: 00000000001506f0 EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh # Killed # [ 45.185378] lkdtm: Performing direct entry EXEC_NULL # [ 45.190617] lkdtm: attempting ok execution at ffffffffb3f803b0 # [ 45.218893] lkdtm: attempting bad execution at 0000000000000000 # [ 45.247326] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 45.276630] #PF: supervisor instruction fetch in kernel mode # [ 45.282542] #PF: error_code(0x0010) - not-present page # [ 45.287949] PGD 0 P4D 0 # [ 45.290742] Oops: 0010 [#11] SMP NOPTI # [ 45.294748] CPU: 0 PID: 1811 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 45.302736] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 45.308909] RIP: 0010:0x0 # [ 45.311788] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. # [ 45.318910] RSP: 0018:ffff9921c1eafe48 EFLAGS: 00010246 # [ 45.324387] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 45.331787] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 45.339169] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 45.346552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 45.353934] R13: ffff9921c1eaff10 R14: ffff9921c1eaff10 R15: ffff8961c1ae9000 # [ 45.361317] FS: 00007f34cc504740(0000) GS:ffff8961eac00000(0000) knlGS:000000000000000<6>[ 46.036723] lkdtm: Performing direct entry ACCESS_USERSPACE 0 # [ 45.369652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 45.375649] CR2: ffffffffffffffd6 CR3: 00000001031a4000 CR4: 00000000001506f0 # [ 45.383031] Call Trace: # [ 45.385742] ? __die_body.cold+0x1a/0x1f # [ 45.389928] ? no_c<6>[ 46.051128] lkdtm: attempting bad read at 00007f91ab154000 ontext+0x177/0x380 # [ 45.393848] ? exc_page_fault+0x53/0x170 # [ 45.398025] ? asm_exc_page_fault+0x1e/0x30 # [ 45.402468] execute_location+0x48/0x56 # [ 45.406559] direct_entry.cold+0x2c/0x38 # [ 45.410738] full_proxy_write+0x56/0x80 <3>[ 46.079081] lkdtm: FAIL: survived bad read # [ 45.414831] vfs_write+0xea/0x3b0 # [ 45.418401] ksys_write+0x68/0xf0 # [ 45.421986] do_syscall_64+0x33/0x40 # [ 45.425817] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 45.431120] RIP: 0033:0x7f34cc3d8240 # [ 45.434952] Code: 40 00 4<6>[ 46.105590] lkdtm: attempting bad write at 00007f91ab154000 8 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 45.453948] RSP: 002b:00007ffc4d98d6c8 EFLAGS: 00000202 ORIG_RA<3>[ 46.133599] lkdtm: FAIL: survived bad write X: 0000000000000001 # [ 45.461758] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f34cc3d8240 # [ 45.469140] RDX: 000000000000000a RSI: 00007f34cc2bf000 RDI: 0000000000000001 # [ 45.476524] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 45.483907] R10: 00007f34cc2f94d0 R11: 0000000000000202 R12: 00007f34cc2bf000 # [ 45.491289] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 45.498677] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 45.540946] CR2: 0000000000000000 # [ 45.544620] ---[ end trace 9ccd4b3fd210e5b9 ]--- # [ 45.571673] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 45.598040] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 45.639244] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 45.666908] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 45.696482] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 45.726052] RB<6>[ 46.277929] lkdtm: Performing direct entry ACCESS_NULL P: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 45.755627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 45.785203] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 45.814780] FS: 0<6>[ 46.298739] lkdtm: attempting bad read at 0000000000000000 0007f34cc504740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 45.845309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 45.873499] CR2: ffffffffffffffd6 CR3: 00000001031a4000 CR4: 00000000001506f0 # EXEC_NULL: saw 'call trace:':<1>[ 46.326968] BUG: kernel NULL pointer dereference, address: 0000000000000000 o[ 46.355946] #PF: supervisor read access in kernel mode <1>[ 46.383521] #PF: error_code(0x0000) - not-present page d read # [ 46.105590] lkdtm: attempting bad write at 00007f91ab154000 # [ 46.133599] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACC<6>[ 46.388911] PGD 0 P4D 0 ESS_NULL.sh <4>[ 46.413885] Oops: 0000 [#12] SMP NOPTI <4>[ 46.419016] CPU: 1 PID: 1882 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 46.427004] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 46.433180] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.438138] Code: 68 d6 fb ff be 00 10 00 00 48 89 ef e8 c6 f4 0d ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 58 85 2c b6 e8 42 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 80 85 2c b6 48 01 <4>[ 46.457134] RSP: 0018:ffff9921c1fb7e58 EFLAGS: 00010246 <4>[ 46.462612] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 <4>[ 46.469994] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 46.477375] RBP: ffffffffb62c7649 R08: 0000000000000000 R09: 0000000000000000 <4>[ 46.484759] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c <4>[ 46.492140] R13: ffff9921c1fb7f10 R14: ffff9921c1fb7f10 R15: ffff8961c5e0b000 <4>[ 46.499523] FS: 00007f6684cf5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 46.507867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 46.513864] CR2: 00007f121fd89698 CR3: 0000000105f16000 CR4: 00000000001506e0 <4>[ 46.521247] Call Trace: <4>[ 46.523960] ? __die_body.cold+0x1a/0x1f <4>[ 46.528141] ? no_context+0x177/0x380 <4>[ 46.532078] ? exc_page_fault+0x53/0x170 <4>[ 46.536257] ? asm_exc_page_fault+0x1e/0x30 <4>[ 46.540700] ? lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.545050] ? lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.549401] direct_entry.cold+0x2c/0x38 <4>[ 46.553583] full_proxy_write+0x56/0x80 <4>[ 46.557678] vfs_write+0xea/0x3b0 <4>[ 46.561251] ksys_write+0x68/0xf0 <4>[ 46.564827] do_syscall_64+0x33/0x40 <4>[ 46.568657] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 46.573965] RIP: 0033:0x7f6684c08240 <4>[ 46.577797] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 46.596794] RSP: 002b:00007ffda2771488 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 46.604614] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f6684c08240 <4>[ 46.611997] RDX: 000000000000000c RSI: 00007f6684aef000 RDI: 0000000000000001 <4>[ 46.619383] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000 <4>[ 46.626767] R10: 00007f6684b294d0 R11: 0000000000000202 R12: 00007f6684aef000 <4>[ 46.634152] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 46.641540] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 46.683810] CR2: 0000000000000000 <4>[ 46.689953] ---[ end trace 9ccd4b3fd210e5ba ]--- <4>[ 46.694932] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 46.699231] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 46.718258] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 46.723843] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 46.731314] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 46.738761] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 46.746176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 46.753606] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 46.761028] FS: 00007f6684cf5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 46.769402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 46.775467] CR2: 00007f121fd89698 CR3: 0000000105f16000 CR4: 00000000001506e0 <6>[ 46.926823] lkdtm: Performing direct entry WRITE_RO # Killed # [ 46.277929] lkdtm: Performing direct entry ACCESS_NULL # [ 46.298739] lkdtm: attempting bad read at 0000000000000000 # [ 46.326968] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 46.355946] #PF: supervisor read <6>[ 46.932029] lkdtm: attempting bad rodata write at ffffffffb5e40830 access in kernel mode # [ 46.383521] #PF: error_code(0x0000) - not-present page # [ 46.388911] PGD 0 P4D 0 # [ 46.413885] Oops: 0000 [#12] SMP NOPTI # [ 46.419016] CPU: 1 PID: 1882 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ <1>[ 46.960739] BUG: unable to handle page fault for address: ffffffffb5e40830 <1>[ 46.989944] #PF: supervisor write access in kernel mode <1>[ 46.995424] #PF: error_code(0x0003) - permissions violation <6>[ 47.001247] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000464001e1 <4>[ 47.008203] Oops: 0003 [#13] SMP NOPTI <4>[ 47.012210] CPU: 0 PID: 1918 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 47.020198] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 47.026372] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a <4>[ 47.031069] Code: 00 48 c7 c7 38 84 2c b6 48 c7 c6 30 08 e4 b5 e8 ec d8 fb ff 48 8b 05 80 80 81 01 ba 34 12 cd ab 48 c7 c7 68 84 2c b6 48 31 d0 <48> 89 05 6a 80 81 01 e9 ca d8 fb ff 0f 1f 44 00 00 48 8b 05 79 6b <4>[ 47.050067] RSP: 0018:ffff9921c4047e60 EFLAGS: 00010202 <4>[ 47.055543] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 <4>[ 47.062925] RDX: 00000000abcd1234 RSI: ffff8961eac1bf50 RDI: ffffffffb62c8468 <4>[ 47.070306] RBP: ffffffffb62c7655 R08: 0000000000000000 R09: 0000000000000000 <4>[ 47.077688] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 <4>[ 47.085069] R13: ffff9921c4047f10 R14: ffff9921c4047f10 R15: ffff8961c4c81000 <4>[ 47.092452] FS: 00007efe7a135740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 47.100786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 47.106782] CR2: ffffffffb5e40830 CR3: 0000000106ce0000 CR4: 00000000001506f0 <4>[ 47.114175] Call Trace: <4>[ 47.116886] ? __die_body.cold+0x1a/0x1f <4>[ 47.121066] ? no_context+0x177/0x380 <4>[ 47.125005] ? exc_page_fault+0xd7/0x170 <4>[ 47.129183] ? asm_exc_page_fault+0x1e/0x30 <4>[ 47.133622] ? lkdtm_WRITE_RO+0x2e/0x3a <4>[ 47.137712] direct_entry.cold+0x2c/0x38 <4>[ 47.141894] full_proxy_write+0x56/0x80 <4>[ 47.145986] vfs_write+0xea/0x3b0 <4>[ 47.149558] ksys_write+0x68/0xf0 <4>[ 47.153129] do_syscall_64+0x33/0x40 <4>[ 47.156958] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 47.162261] RIP: 0033:0x7efe7a008240 <4>[ 47.166092] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 47.185088] RSP: 002b:00007fffa4464348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 47.192905] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007efe7a008240 <4>[ 47.200302] RDX: 0000000000000009 RSI: 00007efe79eef000 RDI: 0000000000000001 <4>[ 47.207683] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 47.215065] R10: 00007efe79f294d0 R11: 0000000000000202 R12: 00007efe79eef000 <4>[ 47.222448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 47.229836] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 47.272104] CR2: ffffffffb5e40830 <4>[ 47.275677] ---[ end trace 9ccd4b3fd210e5bb ]--- <4>[ 47.280550] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 47.284727] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 47.303724] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 47.309202] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 47.316585] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 47.323967] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 47.331350] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 47.338733] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 47.346117] FS: 00007efe7a135740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 47.354454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 47.360450] CR2: ffffffffb5e40830 CR3: 0000000106ce0000 CR4: 00000000001506f0 <3>[ 47.367835] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 47.376953] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1918, name: cat <4>[ 47.384768] INFO: lockdep is turned off. <4>[ 47.388943] irq event stamp: 0 <4>[ 47.392253] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 47.398773] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 47.407198] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 47.415620] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 47.422139] CPU: 0 PID: 1918 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 47.430129] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 47.436298] Call Trace: <4>[ 47.439006] dump_stack+0x77/0x9b <4>[ 47.442578] ___might_sleep.cold+0xa6/0xb6 <4>[ 47.446931] exit_signals+0x1c/0x300 <4>[ 47.450778] do_exit+0xc2/0xab0 <4>[ 47.454177] ? ksys_write+0x68/0xf0 <4>[ 47.457922] make_task_dead+0x2f/0x30 <4>[ 47.461841] rewind_stack_and_make_dead+0x17/0x20 <4>[ 47.466804] RIP: 0033:0x7efe7a008240 <4>[ 47.470635] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 47.489633] RSP: 002b:00007fffa4464348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 47.497451] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007efe7a008240 <4>[ 47.504834] RDX: 0000000000000009 RSI: 00007efe79eef000 RDI: 0000000000000001 <4>[ 47.512216] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 47.519599] R10: 00007efe79f294d0 R11: 0000000000000202 R12: 00007efe79eef000 <4>[ 47.526983] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 46.427004] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.433180] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.438138] Code: 68 d6 fb ff be 00 10 00 00 48 89 ef e8 c6 f4 0d ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 58 85 2c b6 e8 42 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 80 85 2c b6 48 01 # [ 46.457134] RSP: 0018:ffff9921c1fb7e58 EFLAGS: 00010246 # [ 46.462612] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 46.469994] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 46.477375] RBP: ffffffffb62c7649 R08: 0000000000000000 R09: 0000000000000000 # [ 46.484759] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 46.492140] R13: ffff9921c1fb7f10 R14: ffff9921c1fb7f10 R15: ffff8961c5e0b000 # [ 46.499523] FS: 00007f6684cf5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 46.507867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.513864] CR2: 00007f121fd89698 CR3: 0000000105f16000 CR4: 00000000001506e0 # [ 46.521247] Call Trace: # [ 46.523960] ? __die_body.cold+0x1a/0x1f # [ 46.528141] ? no_context+0x177/0x380 # [ 46.532078] ? exc_page_fault+0x53/0x170 # [ 46.536257] ? asm_exc_page_fault+0x1e/0x30 # [ 46.540700] ? lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.545050] ? lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.549401] direct_entry.cold+0x2c/0x38 # [ 46.553583] full_proxy_write+0x56/0x80 # [ 46.557678] vfs_write+0xea/0x3b0 # [ 46.561251] ksys_write+0x68/0xf0 # [ 46.564827] do_syscall_64+0x33/0x40 # [ 46.568657] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 46.573965] RIP: 0033:0x7f6684c08240 # [ 46.577797] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb <6>[ 47.674494] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 46.596794] RSP: 002b:00007ffda2771488 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 46.604614] RAX: ffffffffffffffda<6>[ 47.695935] lkdtm: attempting bad ro_after_init write at ffffffffb634f350 RBX: 000000000000000c RCX: 00007f6684c08240 # [ 46.611997] RDX: 000000000000000c RSI: 00007f6684aef000 RDI: 0000000000000001 # [ 46.619383] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000 # [ 46.626767] R10: 00007f6684b294d0 R11<1>[ 47.725213] BUG: unable to handle page fault for address: ffffffffb634f350 <1>[ 47.754460] #PF: supervisor write access in kernel mode <1>[ 47.759941] #PF: error_code(0x0003) - permissions violation <6>[ 47.765765] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 105998063 PTE 800000004694f161 <4>[ 47.773851] Oops: 0003 [#14] SMP NOPTI <4>[ 47.777859] CPU: 0 PID: 1954 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 47.785850] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 47.792027] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a <4>[ 47.797680] Code: 84 2c b6 e9 9e d8 fb ff 48 c7 c7 c0 84 2c b6 e8 92 d8 fb ff 48 8b 05 46 6b d2 01 ba 34 12 cd ab 48 c7 c7 68 84 2c b6 48 31 d0 <48> 89 05 30 6b d2 01 e9 70 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7 <4>[ 47.816678] RSP: 0018:ffff9921c40afe60 EFLAGS: 00010202 <4>[ 47.822156] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 <4>[ 47.829540] RDX: 00000000abcd1234 RSI: ffff8961eac1bf50 RDI: ffffffffb62c8468 <4>[ 47.836923] RBP: ffffffffb62c765e R08: 0000000000000000 R09: 0000000000000000 <4>[ 47.844307] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 <4>[ 47.851691] R13: ffff9921c40aff10 R14: ffff9921c40aff10 R15: ffff8961c3ba7000 <4>[ 47.859074] FS: 00007f6c4c71d740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 47.867410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 47.873406] CR2: ffffffffb634f350 CR3: 0000000105fba000 CR4: 00000000001506f0 <4>[ 47.880789] Call Trace: <4>[ 47.883501] ? __die_body.cold+0x1a/0x1f <4>[ 47.887702] ? no_context+0x177/0x380 <4>[ 47.891625] ? exc_page_fault+0xd7/0x170 <4>[ 47.895802] ? asm_exc_page_fault+0x1e/0x30 <4>[ 47.900244] ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a <4>[ 47.905289] direct_entry.cold+0x2c/0x38 <4>[ 47.909487] full_proxy_write+0x56/0x80 <4>[ 47.913587] vfs_write+0xea/0x3b0 <4>[ 47.917159] ksys_write+0x68/0xf0 <4>[ 47.920731] do_syscall_64+0x33/0x40 <4>[ 47.924561] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 47.929868] RIP: 0033:0x7f6c4c628240 <4>[ 47.933699] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 47.952696] RSP: 002b:00007ffd05ffdd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 47.960530] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f6c4c628240 <4>[ 47.967913] RDX: 0000000000000014 RSI: 00007f6c4c50f000 RDI: 0000000000000001 <4>[ 47.975296] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 47.982678] R10: 00007f6c4c5494d0 R11: 0000000000000202 R12: 00007f6c4c50f000 <4>[ 47.990062] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 47.997451] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 48.039719] CR2: ffffffffb634f350 <4>[ 48.043293] ---[ end trace 9ccd4b3fd210e5bc ]--- <4>[ 48.048169] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 48.052346] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 48.071334] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 48.076812] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 48.084195] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 48.091579] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 48.098961] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 48.106345] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 48.113729] FS: 00007f6c4c71d740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 48.122066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 48.128063] CR2: ffffffffb634f350 CR3: 0000000105fba000 CR4: 00000000001506f0 : 0000000000000202 R12: 00007f6684aef000 # [ 46.634152] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 46.641540] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 46.683810] CR2: 0000000000000000 # [ 46.689953] ---[ end trace 9ccd4b3fd210e5ba ]--- # [ 46.694932] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.699231] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 46.718258] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 46.723843] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 46.731314] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 46.738761] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 46.746176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 46.753606] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 46.761028] FS: 00007f6684cf5740(0000) GS:ffff8961ead00000(0000) knlGS:00000<6>[ 48.266468] lkdtm: Performing direct entry WRITE_KERN 00000000000 # [ 46.769402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.775467] CR2: 00007f121fd89698 CR3: 0000000105f16000 CR4: 00000000001506e0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: <6>[ 48.273925] lkdtm: attempting bad 6980474 byte write at ffffffffb462872a lkdtm: WRITE_RO.sh # Killed # [ 46.926823] lkdtm: Performing direct entry WRITE_RO # [ 46.932029] lkdtm: attempting bad rodata write at ffffffffb5e40830 # [ 46.960739] BUG: unable to handle page fault for address: ffffffffb5e40830 # [ 46.98994<1>[ 48.303061] BUG: unable to handle page fault for address: ffffffffb462872a 4] #PF: supervisor write access in kernel mode # [ 46.995424] #PF: error_code(0x0003) - permissions violation # [ 47.001247] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 80000000464001e1 # [ 47.008203] Oops: 0003 [#13] SMP NOPTI # [ 47.012210] C<1>[ 48.332349] #PF: supervisor write access in kernel mode PU: 0 PID: 1918 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 47.020198] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.026372] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 47.031069] Code: 00 48 c7 c7 38 84 2c b6 48 c7 c6 30 0<1>[ 48.360006] #PF: error_code(0x0003) - permissions violation 8 e4 b5 e8 ec d8 fb ff 48 8b 05 80 80 81 01 ba 34 12 cd ab 48 c7 c7 68 84 2c b6 48 31 d0 <48> 89 05 6a 80 81 01 e9 ca d8 fb ff 0f 1f 44 00 00 48 8b 05 79 6b # [ 47.050067] RSP: 0018:ffff9921c4047e60 EFLAGS: 00010202 # [ 47.055543] RAX: 000000000198b8<6>[ 48.388017] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 44c001e1 61 RBX: 0000000000000028 RCX: 0000000000000000 # [ 47.062925] RDX: 00000000abcd1234 RSI: ffff8961eac1bf50 RDI: ffffffffb62c8468 # [ 47.070306] RBP: ffffffffb62c7655 R08: 0000000000000000 R09: 0000000000000000 # [ 47.077688] R10: 00000000ffffe000 R<4>[ 48.416470] Oops: 0003 [#15] SMP NOPTI 11: 3fffffffffffffff R12: 0000000000000009 # [ 47.085069] R13: ffff9921c4047f10 R14: ffff9921c4047f10 R15: ffff8961c4c81000 # [ 47.092452] FS: 00007efe7a135740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 47.100786] CS: 0010 DS: 00<4>[ 48.442663] CPU: 1 PID: 1990 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 48.472833] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 00 ES: 0000 CR0: 0000000080050033 # [ 47.106782] CR2: ffffffffb5e40830 CR3: 0000000106ce0000 CR4: 00000000001506f0 # [ 47.114175] Call Trace: # [ 47.116886] ? __die_body.cold+0x1a/0x1f # [ 47.121066] ? no_context+0x177/0x380 # [ 47.125005]<4>[ 48.479009] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e ? exc_page_fault+0xd7/0x170 # [ 47.129183] ? asm_exc_page_fault+0x1e/0x30 # [ 47.133622] ? lkdtm_WRITE_RO+0x2e/0x3a # [ 47.137712] direct_entry.cold+0x2c/0x38 # [ 47.141894] full_proxy_write+0x56/0x80 # [ 47.145986] vfs_write+0xea/0x3<4>[ 48.506058] Code: 53 48 c7 c3 2a 87 62 b4 49 89 dc 48 89 da 49 81 ec b0 03 f8 b3 4c 89 e6 e8 45 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 03 f8 b3 a4 48 c7 c7 68 84 2c b6 e8 2a d8 fb ff 5b 41 5c e9 b7 fe ff ff b0 # [ 47.149558] ksys_write+0x68/0xf0 # [ 47.153129] do_syscall_64+0x33/0x40 # [ 47.156958] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 47.162261] RIP: 0033:0x7efe7a008240 # [ 47.166092] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 4<4>[ 48.547239] RSP: 0018:ffff9921c4127e50 EFLAGS: 00010246 8 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 47.185088] RSP: 002b:00007fffa4464348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 47.1929054>[ 48.574903] RAX: 000000000000003c RBX: ffffffffb462872a RCX: 00000000006a837a ] [ 48.604475] RDX: 0000000000000000 RSI: ffffffffb3f803b0 RDI: ffffffffb462872a <4>[ 48.634047] RBP: ffffffffb62c7672 R08: 0000000000000000 R09: 0000000000000000 0: 00007efe79f294d0 R11: 0000000000000202 R12: 00007efe79eef000 # [ 47.222448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 47.229836] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_c<4>[ 48.641430] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006a837a hardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_ad<4>[ 48.670999] R13: ffff9921c4127f10 R14: ffff9921c4127f10 R15: ffff8961c78bd000 au7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 47.272104] CR2: ffffffffb5e40830 # [ 47.275677] ---[ end trace 9ccd4b3fd210e5bb ]--- # [ 47.280550] RIP: 0010:lkdtm_BUG+0<4>[ 48.700568] FS: 00007fbb48ce5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 x5 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 47.303724] RSP: 0018:ff4>[ 48.731092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 48.759276] CR2: ffffffffb462872a CR3: 0000000104248000 CR4: 00000000001506e0 ff9921c0e17e60 EFLAGS: 00010282 # [ 47.309202] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.316585] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 47.323967] RBP: ffffffffb632e170 R08: 00000000000<4>[ 48.766660] Call Trace: 00001 R09: 0000000000000001 # [ 47.331350] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.338733] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 47.346117] FS: 00007efe7a135740(0000) GS:ffff8961eac<4>[ 48.791556] ? __die_body.cold+0x1a/0x1f 00000(0000) knlGS:0000000000000000 # [ 47.354454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.360450] CR2: ffffffffb5e40830 CR3: 0000000106ce0000 CR4: 00000000001506f0 # [ 47.367835] BUG: sleeping function called from invalid context <4>[ 48.817915] ? no_context+0x177/0x380 at include/linux/percpu-rwsem.h:49 # [ 47.376953] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1918, name: cat # [ 47.384768] INFO: lockdep is turned off. # [ 47.388943] irq event stamp: 0 # [ 47.392253] hardirqs last enabled at (0):<4>[ 48.844017] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [<0000000000000000>] 0x0 # [ 47.398773] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 47.407198] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 47.415620] softirqs last disabl<4>[ 48.871326] ? exc_page_fault+0xd7/0x170 ed at (0): [<0000000000000000>] 0x0 # [ 47.422139] CPU: 0 PID: 1918 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 47.430129] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.436298] Call Trace: # [ 47.439006] dump_stack<4>[ 48.897688] ? asm_exc_page_fault+0x1e/0x30 +0x77/0x9b # [ 47.442578] ___might_sleep.cold+0xa6/0xb6 # [ 47.446931] exit_signals+0x1c/0x300 # [ 47.450778] do_exit+0xc2/0xab0 # [ 47.454177] ? ksys_write+0x68/0xf0 # [ 47.457922] make_task_dead+0x2f/0x30 # [ 47.461841] rewind_sta<4>[ 48.924311] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 ck_and_make_dead+0x17/0x20 # [ 47.466804] RIP: 0033:0x7efe7a008240 # [ 47.470635] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 8<4>[ 48.951632] ? lkdtm_SLAB_FREE_PAGE+0x40/0x40 0 <00 00 00 00 48 83 ec 28 48 89 # [ 47.489633] RSP: 002b:00007fffa4464348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 47.497451] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007efe7a008240 # [ 47.504834] RDX: 0000000000000009 RSI: 00007e4>[ 48.978424] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 fe79eef000 RDI: 0000000000000001 # [ 47.512216] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 # [ 47.519599] R10: 00007efe79f294d0 R11: 0000000000000202 R12: 00007efe79eef000 # [ 47.526983] R13: 0000000000000001 R14: 0000000000<4>[ 49.005743] ? lkdtm_WRITE_KERN+0x38/0x4e 020000 R15: 0000000000000000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # Killed # [ 47.674494] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 47.695935] lkdtm: attempt<4>[ 49.032194] direct_entry.cold+0x2c/0x38 ing bad ro_after_init write at ffffffffb634f350 # [ 47.725213] BUG: unable to handle page fault for address: ffffffffb634f350 # [ 47.754460] #PF: supervisor write access in kernel mode # [ 47.759941] #PF: error_code(0x0003) - permissions violation<4>[ 49.058560] full_proxy_write+0x56/0x80 # [ 47.765765] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 105998063 PTE 800000004694f161 # [ 47.773851] Oops: 0003 [#14] SMP NOPTI # [ 47.777859] CPU: 0 PID: 1954 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 47.785850] Hardware <4>[ 49.084837] vfs_write+0xea/0x3b0 name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.792027] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 47.797680] Code: 84 2c b6 e9 9e d8 fb ff 48 c7 c7 c0 84 2c b6 e8 92 d8 fb ff 48 8b 05 46 6b d2 01 ba 34 12 cd ab 48 c7 c7 68 84 2c b6 48 31 d0<4>[ 49.110591] ksys_write+0x68/0xf0 <48> 89 05 30 6b d2 01 e9 70 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 47.816678] RSP: 0018:ffff9921c40afe60 EFLAGS: 00010202 # [ 47.822156] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 47.829540] RDX: 00000000abcd1234 R<4>[ 49.136350] do_syscall_64+0x33/0x40 SI: ffff8961eac1bf50 RDI: ffffffffb62c8468 # [ 47.836923] RBP: ffffffffb62c765e R08: 0000000000000000 R09: 0000000000000000 # [ 47.844307] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 47.851691] R13: ffff9921c40aff10 R14: <4>[ 49.162364] entry_SYSCALL_64_after_hwframe+0x67/0xcc ffff9921c40aff10 R15: ffff8961c3ba7000 # [ 47.859074] FS: 00007f6c4c71d740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 47.867410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.873406] CR2: ffffffffb634f350 CR3: 000000010<4>[ 49.189855] RIP: 0033:0x7fbb48bf0240 5fba000 CR4: 00000000001506f0 # [ 47.880789] Call Trace: # [ 47.883501] ? __die_body.cold+0x1a/0x1f # [ 47.887702] ? no_context+0x177/0x380 # [ 47.891625] ? exc_page_fault+0xd7/0x170 # [ 47.895802] ? asm_exc_page_fault+0x1e/0x30 # [ 4<4>[ 49.215870] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 7.900244] ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 47.905289] direct_entry.cold+0x2c/0x38 # [ 47.909487] full_proxy_write+0x56/0x80 # [ 47.913587] vfs_write+0xea/0x3b0 # [ 47.917159] ksys_write+0x68/0xf0 # [ 47.920731] do_syscall_64+0<4>[ 49.257052] RSP: 002b:00007ffc9ab7d7b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 x3<3/0x40 # [ 47.924561] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 47.929868] RIP: 0033:0x7f6c4c628240 # [ 47.933699] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 4>[ 49.287057] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbb48bf0240 <4>[ 49.316628] RDX: 000000000000000b RSI: 00007fbb48ad7000 RDI: 0000000000000001 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 47.952696] RSP: 002b:00007ffd05ffdd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 47.960530] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f6c4c628240 # [ 47<4>[ 49.324012] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 49.353579] R10: 00007fbb48b114d0 R11: 0000000000000202 R12: 00007fbb48ad7000 .967913] RDX: 0000000000000014 RSI: 00007f6c4c50f000 RDI: 0000000000000001 # [ 47.975296] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 # [ 47.982678] R10: 00007f6c4c5494d0 R11: 0000000000000202 R12: 00007f6c4c50f000 # [ 47.990<4>[ 49.360962] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 062] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 47.997451] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc v<4>[ 49.390532] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table ideobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress<4>[ 49.454940] CR2: ffffffffb462872a snd_pcm_dmaengine regmap_i2c coreboot_table # [ 48.039719] CR2: ffffffffb634f350 # [ 48.043293] ---[ end trace 9ccd4b3fd210e5bc ]--- # [ 48.048169] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 48.052346] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb <4>[ 49.480696] ---[ end trace 9ccd4b3fd210e5bd ]--- de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 48.071334] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 # [ 48.076812] RAX: ffffffffb3f7ffe0 RBX: <4>[ 49.507753] RIP: 0010:lkdtm_BUG+0x5/0x10 0000000000000001 RCX: 0000000000000000 # [ 48.084195] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 48.091579] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 # [ 48.098961] R10: 00000000ffffe000 R11: 3fff<4>[ 49.534115] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 49.575297] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 49.580776] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 49.588159] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 49.595543] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 49.602925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 49.610307] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 49.617690] FS: 00007fbb48ce5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 49.626025] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 49.632021] CR2: ffffffffb462872a CR3: 0000000104248000 CR4: 00000000001506e0 <3>[ 49.639406] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 ffffffffffff R12: 0000000000000004 # [ 48.106345] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 48.113729] FS: 00007f6c4c71d740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 48.122066] CS: 0010 DS: 0000 ES: 0<3>[ 49.648521] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1990, name: cat <4>[ 49.678521] INFO: lockdep is turned off. <4>[ 49.682697] irq event stamp: 0 <4>[ 49.686007] hardirqs last enabled at (0): [<0000000000000000>] 0x0 000 CR0: 0000000080050033 # [ 48.128063] CR2: ffffffffb634f350 CR3: 0000000105fba000 CR4: 00000000001506f0 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok <4>[ 49.692525] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 49.714549] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 49.722972] softirqs last disabled at (0): [<0000000000000000>] 0x0 ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh<4>[ 49.729488] CPU: 1 PID: 1990 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 49.741458] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 49.747627] Call Trace: # selftests: lkdtm: WRITE_KERN.sh<4>[ 49.750336] dump_stack+0x77/0x9b <4>[ 49.756939] ___might_sleep.cold+0xa6/0xb6 <4>[ 49.761466] exit_signals+0x1c/0x300 <4>[ 49.765296] do_exit+0xc2/0xab0 <4>[ 49.768694] ? ksys_write+0x68/0xf0 <4>[ 49.772437] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 <4>[ 49.777566] make_task_dead+0x2f/0x30 <4>[ 49.781484] rewind_stack_and_make_dead+0x17/0x20 <4>[ 49.786441] RIP: 0033:0x7fbb48bf0240 <4>[ 49.790271] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 49.809266] RSP: 002b:00007ffc9ab7d7b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 49.817084] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbb48bf0240 <4>[ 49.824467] RDX: 000000000000000b RSI: 00007fbb48ad7000 RDI: 0000000000000001 <4>[ 49.831850] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 49.839235] R10: 00007fbb48b114d0 R11: 0000000000000202 R12: 00007fbb48ad7000 <4>[ 49.846617] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 48.266468] lkdtm: Performing direct entry WRITE_KERN # [ 48.273925] lkdtm: attempting bad 6980474 byte write at ffffffffb462872a # [ 48.303061] BUG: unable to handle page fault for address: ffffffffb462872a # [ 48.332349] #PF: supervisor write access in kernel mode # [ 48.360006] #PF: error_code(0x0003) - permissions violation # [ 48.388017] PGD 46a29067 P4D 46a29067 PUD 46a2a063 PMD 44c001e1 # [ 48.416470] Oops: 0003 [#15] SMP NOPTI # [ 48.442663] CPU: 1 PID: 1990 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 48.472833] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.479009] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 48.506058] Code: 53 48 c7 c3 2a 87 62 b4 49 89 dc 48 89 da 49 81 ec b0 03 f8 b3 4c 89 e6 e8 45 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 03 f8 b3 a4 48 c7 c7 68 84 2c b6 e8 2a d8 fb ff 5b 41 5c e9 b7 fe ff ff # [ 48.547239] RSP: 0018:ffff9921c4127e50 EFLAGS: 00010246 # [ 48.574903] RAX: 000000000000003c RBX: ffffffffb462872a RCX: 00000000006a837a # [ 48.604475] RDX: 0000000000000000 RSI: ffffffffb3f803b0 RDI: ffffffffb462872a # [ 48.634047] RBP: ffffffffb62c7672 R08: 0000000000000000 R09: 0000000000000000 # [ 48.641430] R10: 00000000ff<6>[ 50.083570] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW ffe000 R11: 3fffffffffffffff R12: 00000000006a837a # [ 48.670999] R13: ffff9921c4127f10 R14: ffff9921c4127f10 R15: ffff8961c78bd000 # [ 48.700568] FS: 00007fbb48ce5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 48.731092] CS: 001<6>[ 50.091656] lkdtm: attempting good refcount_inc() without overflow 0 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.759276] CR2: ffffffffb462872a CR3: 0000000104248000 CR4: 00000000001506e0 # [ 48.766660] Call Trace: # [ 48.791556] ? __die_body.cold+0x1a/0x1f # [ 48.817915] ? no_context+0x177/0x380 # [ 48<6>[ 50.120280] lkdtm: attempting bad refcount_inc() overflow .844017] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 48.871326] ? exc_page_fault+0xd7/0x170 # [ 48.897688] ? asm_exc_page_fault+0x1e/0x30 # [ 48.924311] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 48.951632] ? lkdtm_SLAB_FREE_PAGE+0x40/0x40 <4>[ 50.148137] ------------[ cut here ]------------ # [ 48.978424] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 49.005743] ? lkdtm_WRITE_KERN+0x38/0x4e # [ 49.032194] direct_entry.cold+0x2c/0x38 # [ 49.058560] full_proxy_write+0x56/0x80 # [ 49.084837] vfs_write+0xea/0x3b0 # [ 49.110591]<4>[ 50.175177] refcount_t: saturated; leaking memory. ksys_write+0x68/0xf0 # [ 49.136350] do_syscall_64+0x33/0x40 # [ 49.162364] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 49.189855] RIP: 0033:0x7fbb48bf0240 # [ 49.215870] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff <4>[ 50.202450] WARNING: CPU: 1 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 49.257052] RSP: 002b:00007ffc9ab7d7b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 49.287057] RAX: fffffffffffff<4>[ 50.233266] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table fda RBX: 000000000000000b RCX: 00007fbb48bf0240 # [ 49.316628] RDX: 000000000000000b RSI: 00007fbb48ad7000 RDI: 0000000000000001 # [ 49.324012] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 # [ 49.353579] R10: 00007fbb48b114d0 <4>[ 50.297690] CPU: 1 PID: 2026 Comm: cat Tainted: G D W 5.10.216-cip46 #1 R11: 0000000000000202 R12: 00007fbb48ad7000 # [ 49.360962] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 49.390532] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_lo<4>[ 50.327860] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 gger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da721<4>[ 50.358718] RIP: 0010:refcount_warn_saturate+0x51/0x110 9 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 49.454940] CR2: ffffffffb462872a # [ 49.480696] ---[ end trace 9ccd4b3fd210e5bd ]--- # [ 49.507753] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.53<4>[ 50.383879] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 4115] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 # [ 49.575297] RSP: 0018:ffff9921c0e17e60 EFLAG<4>[ 50.425091] RSP: 0018:ffff9921c41bfe48 EFLAGS: 00010286 S: 00010282 # [ 49.580776] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.588159] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 # [ 49.595543] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 00000000<4>[ 50.452863] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 00<4>[ 50.482230] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 000001 # [ 49.602925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.610307] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 # [ 49.617690] FS: 00007fbb48ce5740(0000) GS:ffff8961ead00000(0000) knlGS:000<4>[ 50.489856] RBP: ffffffffb62c767d R08: 0000000000000000 R09: 0000000000000000 0000000000000 # [ 49.626025] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 50.519391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 49.632021] CR2: ffffffffb462872a CR3: 0000000104248000 CR4: 00000000001506e0<4>[ 50.533978] R13: ffff9921c41bff10 R14: ffff9921c41bff10 R15: ffff8961c4dde000 <4>[ 50.548450] FS: 00007ff6b081e740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 49.639406] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 49.648521] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1990, name: cat # [ 49.678521] INFO: lockdep is turned off. # [ 49.682697]<4>[ 50.556979] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 irq event stamp: 0 <4>[ 50.585143] CR2: 00007ff6b05d7000 CR3: 0000000102658000 CR4: 00000000001506e0 # [ 49.686007] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 50.594356] Call Trace: # [ 49.692525] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0<4>[ 50.603481] ? __warn+0x80/0x110 # [ 49.714549] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 49.722972] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.729488] CPU: 1 PID: 1990 Comm: cat Tainted: G D W 5.10.216-cip<4>[ 50.615110] ? refcount_warn_saturate+0x51/0x110 46 #1 # [ 49.741458] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 49.747627] Call Trace: # [ 49.750336] dump_stack+0x77/0x9b # [ 49.756939] ___might_sleep.cold+0xa6/0xb6 # [ 49.761466] exit_signals+0x1c/0x300 # [ 49.765296] <4>[ 50.642167] ? report_bug+0x9e/0xc0 do_exit+0xc2/0xab0 # [ 49.768694] ? ksys_write+0x68/0xf0 # [ 49.772437] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 49.777566] make_task_dead+0x2f/0x30 # [ 49.781484] rewind_stack_and_make_dead+0x17/0x20 <4>[ 50.668113] ? handle_bug+0x41/0x90 # [ 49.786441] RIP: 0033:0x7fbb48bf0240 <4>[ 50.691010] ? exc_invalid_op+0x14/0x70 # [ 49.790271] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 49.809266] RSP: 002b:00007ffc9ab<4>[ 50.698837] ? asm_exc_invalid_op+0x12/0x20 7d7b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 49.817084] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbb48bf0240 # [ 49.824467] RDX: 000000000000000b RSI: 00007fbb48ad7000 RDI: 0000000000000001 # [ 49.831850] RBP: 000000000000000<4>[ 50.725484] ? refcount_warn_saturate+0x51/0x110 b R08: 00000000ffffffff R09: 0000000000000000 # [ 49.839235] R10: 00007fbb48b114d0 R11: 0000000000000202 R12: 00007fbb48ad7000 # [ 49.846617] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # WRITE_KERN: saw 'call trace:': ok ok 4<4>[ 50.752530] ? refcount_warn_saturate+0x51/0x110 1 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <4>[ 50.779582] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 <4>[ 50.791659] direct_entry.cold+0x2c/0x38 <4>[ 50.795909] full_proxy_write+0x56/0x80 <4>[ 50.800056] vfs_write+0xea/0x3b0 <4>[ 50.803691] ksys_write+0x68/0xf0 <4>[ 50.807323] do_syscall_64+0x33/0x40 <4>[ 50.811189] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 50.816535] RIP: 0033:0x7ff6b06f0240 <4>[ 50.820385] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 50.839435] RSP: 002b:00007ffdf05d7408 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 50.847349] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff6b06f0240 <4>[ 50.854767] RDX: 0000000000000016 RSI: 00007ff6b05d7000 RDI: 0000000000000001 <4>[ 50.862162] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 50.869557] R10: 00007ff6b06114d0 R11: 0000000000000202 R12: 00007ff6b05d7000 <4>[ 50.876950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 50.884368] irq event stamp: 0 <4>[ 50.887689] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 50.894218] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 50.902654] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 50.911114] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 50.917655] ---[ end trace 9ccd4b3fd210e5be ]--- <6>[ 50.922546] lkdtm: Overflow detected: saturated # [ 50.083570] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 50.091656] lkdtm: attempting good refcount_inc() without overflow # [ 50.120280] lkdtm: attempting bad refcount_inc() overflow # [ 50.148137] ------------[ cut here ]------------ # [ 50.175177] refcount_t: saturated; leaking memory. # [ 50.202450] WARNING: CPU: 1 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 50.233266] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 50.297690] CPU: 1 PID: 2026 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 50.327860] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.358718] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 50.383879] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 # [ <6>[ 51.066129] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 50.425091] RSP: 0018:ffff9921c41bfe48 EFLAGS: 00010286 # [ 50.452863] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 50.482230] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 50.489856] RBP: ffffffffb<6>[ 51.082843] lkdtm: attempting good refcount_add() without overflow 62c767d R08: 0000000000000000 R09: 0000000000000000 # [ 50.519391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 50.533978] R13: ffff9921c41bff10 R14: ffff9921c41bff10 R15: ffff8961c4dde000 # [ 50.548450] FS: 00007ff6b081e<6>[ 51.111473] lkdtm: attempting bad refcount_add() overflow 740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 50.556979] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.585143] CR2: 00007ff6b05d7000 CR3: 0000000102658000 CR4: 00000000001506e0 # [ 50.594356] Call Trace: # [ 50.60348<4>[ 51.139336] ------------[ cut here ]------------ 1] ? __warn+0x80/0x110 # [ 50.615110] ? refcount_warn_saturate+0x51/0x110 # [ 50.642167] ? report_bug+0x9e/0xc0 # [ 50.668113] ? handle_bug+0x41/0x90 # [ 50.691010] ? exc_invalid_op+0x14/0x70 # [ 50.698837] ? asm_exc_invalid_op+0x12/0x<4>[ 51.166377] refcount_t: saturated; leaking memory. 20 # [ 50.725484] ? refcount_warn_saturate+0x51/0x110 # [ 50.752530] ? refcount_warn_saturate+0x51/0x110 # [ 50.779582] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 50.791659] direct_entry.cold+0x2c/0x38 # [ 50.795909] full_proxy_write+0x5<4>[ 51.193731] WARNING: CPU: 1 PID: 2059 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 6/0x80 # [ 50.800056] vfs_write+0xea/0x3b0 # [ 50.803691] ksys_write+0x68/0xf0 # [ 50.807323] do_syscall_64+0x33/0x40 # [ 50.811189] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 50.816535] RIP: 0033:0x7ff6b06f0240 # [ 50.820385] Code:<4>[ 51.224521] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 50.839435] RSP: 002b:00007ffdf05d7408 EFLAGS: 00000202<4>[ 51.288905] CPU: 1 PID: 2059 Comm: cat Tainted: G D W 5.10.216-cip46 #1 ORIG_RAX: 0000000000000001 # [ 50.847349] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff6b06f0240 # [ 50.854767] RDX: 0000000000000016 RSI: 00007ff6b05d7000 RDI: 0000000000000001 # [ 50.862162] RBP: 0000000000000016 R08: 00000000fffffff<4>[ 51.319068] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 f R09: 0000000000000000 # [ 50.869557] R10: 00007ff6b06114d0 R11: 0000000000000202 R12: 00007ff6b05d7000 # [ 50.876950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 50.884368] irq event stamp: 0 # [ 50.887689] hardirqs <4>[ 51.349945] RIP: 0010:refcount_warn_saturate+0x51/0x110 last enabled at (0): [<0000000000000000>] 0x0 # [ 50.894218] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 50.902654] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 50.911114]<4>[ 51.375090] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.917655] ---[ end trace 9ccd4b3fd210e5be ]--- # [ 50.922546] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVER<4>[ 51.416290] RSP: 0018:ffff9921c4237e48 EFLAGS: 00010286 FLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh <4>[ 51.443933] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 <4>[ 51.456070] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 51.463502] RBP: ffffffffb62c7693 R08: 0000000000000000 R09: 0000000000000000 <4>[ 51.470930] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 <4>[ 51.478366] R13: ffff9921c4237f10 R14: ffff9921c4237f10 R15: ffff8961c5f29000 <4>[ 51.485797] FS: 00007f80d9384740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 51.494183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 51.500246] CR2: 00007f80d913f000 CR3: 000000010413e000 CR4: 00000000001506e0 <4>[ 51.507738] Call Trace: <4>[ 51.510538] ? __warn+0x80/0x110 <4>[ 51.514076] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.519051] ? report_bug+0x9e/0xc0 <4>[ 51.522871] ? handle_bug+0x41/0x90 <4>[ 51.526698] ? exc_invalid_op+0x14/0x70 <4>[ 51.530881] ? asm_exc_invalid_op+0x12/0x20 <4>[ 51.535415] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.540398] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.545390] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 <4>[ 51.550490] direct_entry.cold+0x2c/0x38 <4>[ 51.554791] full_proxy_write+0x56/0x80 <4>[ 51.558922] vfs_write+0xea/0x3b0 <4>[ 51.562538] ksys_write+0x68/0xf0 <4>[ 51.566132] do_syscall_64+0x33/0x40 <4>[ 51.569992] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 51.575321] RIP: 0033:0x7f80d9258240 <4>[ 51.579160] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 51.598163] RSP: 002b:00007ffc6a7ad9b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 51.606014] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f80d9258240 <4>[ 51.613410] RDX: 0000000000000016 RSI: 00007f80d913f000 RDI: 0000000000000001 <4>[ 51.620805] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 51.628198] R10: 00007f80d91794d0 R11: 0000000000000202 R12: 00007f80d913f000 <4>[ 51.635606] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 51.643006] irq event stamp: 0 <4>[ 51.646329] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 51.652857] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.661291] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.669749] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 51.676281] ---[ end trace 9ccd4b3fd210e5bf ]--- <6>[ 51.681171] lkdtm: Overflow detected: saturated # [ 51.066129] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 51.082843] lkdtm: attempting good refcount_add() without overflow # [ 51.111473] lkdtm: attempting bad refcount_add() overflow # [ 51.139336] ------------[ cut here ]------------ # [ 51.166377] refcount_t: saturated; leaking memory. # [ 51.193731] WARNING: CPU: 1 PID: 2059 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 51.224521] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 51.288905] CPU: 1 PID: 2059 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 51.319068] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.349945] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 51.375090] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 # [ 51.416290] RSP: 0018:ffff9921c4237e48 EFLAGS: 00010286 # [ 51.443933] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 51.456070] RDX: ffff8961ead2c620 RSI: <6>[ 51.842046] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 51.463502] RBP: ffffffffb62c7693 R08: 0000000000000000 R09: 0000000000000000 # [ 51.470930] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 51.478366] R13: ffff9921c4237f10 R14: ffff<6>[ 51.863662] lkdtm: attempting bad refcount_inc_not_zero() overflow 9921c4237f10 R15: ffff8961c5f29000 # [ 51.485797] FS: 00007f80d9384740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 51.494183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.500246] CR2: 00007f80d913f000 CR3: 000000010413e<4>[ 51.892296] ------------[ cut here ]------------ 000 CR4: 00000000001506e0 # [ 51.507738] Call Trace: # [ 51.510538] ? __warn+0x80/0x110 # [ 51.514076] ? refcount_warn_saturate+0x51/0x110 # [ 51.519051] ? report_bug+0x9e/0xc0 # [ 51.522871] ? handle_bug+0x41/0x90 # [ 51.526698] ? e<4>[ 51.919386] refcount_t: saturated; leaking memory. xc_invalid_op+0x14/0x70 # [ 51.530881] ? asm_exc_invalid_op+0x12/0x20 # [ 51.535415] ? refcount_warn_saturate+0x51/0x110 # [ 51.540398] ? refcount_warn_saturate+0x51/0x110 # [ 51.545390] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 51.55049<4>[ 51.946652] WARNING: CPU: 1 PID: 2092 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 0] direct_entry.cold+0x2c/0x38 # [ 51.554791] full_proxy_write+0x56/0x80 # [ 51.558922] vfs_write+0xea/0x3b0 # [ 51.562538] ksys_write+0x68/0xf0 # [ 51.566132] do_syscall_64+0x33/0x40 # [ 51.569992] entry_SYSCALL_64_after_hwframe+0x67/<4>[ 51.977577] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0xcc # [ 51.575321] RIP: 0033:0x7f80d9258240 # [ 51.579160] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec<4>[ 52.041933] CPU: 1 PID: 2092 Comm: cat Tainted: G D W 5.10.216-cip46 #1 28 48 89 # [ 51.598163] RSP: 002b:00007ffc6a7ad9b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 51.606014] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f80d9258240 # [ 51.613410] RDX: 0000000000000016 RSI: 00007f80d913f000 RDI: 000000<4>[ 52.072093] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000001 # [ 51.620805] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 # [ 51.628198] R10: 00007f80d91794d0 R11: 0000000000000202 R12: 00007f80d913f000 # [ 51.635606] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000<4>[ 52.100450] RIP: 0010:refcount_warn_saturate+0x97/0x110 000000 # [ 51.643006] irq event stamp: 0 # [ 51.646329] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.652857] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 51.661291] softirqs last enabled a<4>[ 52.128060] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 t (0): [] copy_process+0x65c/0x20e0 # [ 51.669749] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.676281] ---[ end trace 9ccd4b3fd210e5bf ]--- # [ 51.681171] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVE<4>[ 52.169278] RSP: 0018:ffff9921c4297e38 EFLAGS: 00010282 RFLOW: saw 'call trace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh <4>[ 52.196917] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 <4>[ 52.216006] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 52.223455] RBP: ffffffffb62c72d0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 52.230900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 52.238336] R13: ffff9921c4297f10 R14: ffff9921c4297f10 R15: ffff8961c5e0c000 <4>[ 52.245790] FS: 00007fd23c44c740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 52.254191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 52.260263] CR2: 00007fd23c207000 CR3: 0000000105964000 CR4: 00000000001506e0 <4>[ 52.267721] Call Trace: <4>[ 52.270526] ? __warn+0x80/0x110 <4>[ 52.274107] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.279067] ? report_bug+0x9e/0xc0 <4>[ 52.282901] ? handle_bug+0x41/0x90 <4>[ 52.286728] ? exc_invalid_op+0x14/0x70 <4>[ 52.290922] ? asm_exc_invalid_op+0x12/0x20 <4>[ 52.295473] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.300473] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.305506] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 52.311297] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 <4>[ 52.317218] direct_entry.cold+0x2c/0x38 <4>[ 52.321473] full_proxy_write+0x56/0x80 <4>[ 52.325690] vfs_write+0xea/0x3b0 <4>[ 52.329323] ksys_write+0x68/0xf0 <4>[ 52.333002] do_syscall_64+0x33/0x40 <4>[ 52.336877] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 52.342202] RIP: 0033:0x7fd23c320240 <4>[ 52.348604] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 52.367631] RSP: 002b:00007ffd875c5038 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 52.375460] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd23c320240 <4>[ 52.382854] RDX: 000000000000001f RSI: 00007fd23c207000 RDI: 0000000000000001 <4>[ 52.390245] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 52.397638] R10: 00007fd23c2414d0 R11: 0000000000000202 R12: 00007fd23c207000 <4>[ 52.405063] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 52.412484] irq event stamp: 0 <4>[ 52.415805] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 52.422335] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 52.430777] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 52.439219] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 52.445744] ---[ end trace 9ccd4b3fd210e5c0 ]--- <6>[ 52.450623] lkdtm: Overflow detected: saturated # [ 51.842046] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 51.863662] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 51.892296] ------------[ cut here ]------------ # [ 51.919386] refcount_t: saturated; leaking memory. # [ 51.946652] WARNING: CPU: 1 PID: 2092 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 51.977577] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 52.041933] CPU: 1 PID: 2092 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 52.072093] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.100450] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 52.128060] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 # [ 52.169278] RSP: 0018:ffff9921c4297e38 EFLAGS: 00010282 # [ 52.196917] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 52.216006] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 52.223455] RBP: ffffffffb62c72d0 R08: 0000000000000000 R09: 00<6>[ 52.608744] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 00000000000000 # [ 52.230900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 52.238336] R13: ffff9921c4297f10 R14: ffff9921c4297f10 R15: ffff8961c5e0c000 # [ 52.245790] FS: 00007fd23c44c740(0000) GS:ffff8961ead00000(0000) k<6>[ 52.633873] lkdtm: attempting bad refcount_add_not_zero() overflow nlGS:0000000000000000 # [ 52.254191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.260263] CR2: 00007fd23c207000 CR3: 0000000105964000 CR4: 00000000001506e0 # [ 52.267721] Call Trace: # [ 52.270526] ? __warn+0x80/0x110 # [ 52.274<4>[ 52.662502] ------------[ cut here ]------------ 107] ? refcount_warn_saturate+0x97/0x110 # [ 52.279067] ? report_bug+0x9e/0xc0 # [ 52.282901] ? handle_bug+0x41/0x90 # [ 52.286728] ? exc_invalid_op+0x14/0x70 # [ 52.290922] ? asm_exc_invalid_op+0x12/0x20 # [ 52.295473] ? refcount_warn<4>[ 52.689604] refcount_t: saturated; leaking memory. _saturate+0x97/0x110 # [ 52.300473] ? refcount_warn_saturate+0x97/0x110 # [ 52.305506] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 52.311297] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 52.317218] direct_entry.cold+0x2c/0x38 #<4>[ 52.716871] WARNING: CPU: 1 PID: 2125 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 [ 52.321473] full_proxy_write+0x56/0x80 # [ 52.325690] vfs_write+0xea/0x3b0 # [ 52.329323] ksys_write+0x68/0xf0 # [ 52.333002] do_syscall_64+0x33/0x40 # [ 52.336877] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 52.342202] RIP: 0033:0<4>[ 52.747783] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table x7fd23c320240 # [ 52.348604] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 52.367631] RSP: 0<4>[ 52.812164] CPU: 1 PID: 2125 Comm: cat Tainted: G D W 5.10.216-cip46 #1 02b:00007ffd875c5038 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 52.375460] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd23c320240 # [ 52.382854] RDX: 000000000000001f RSI: 00007fd23c207000 RDI: 0000000000000001 # [ 52.390245] RBP: <4>[ 52.842295] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 52.397638] R10: 00007fd23c2414d0 R11: 0000000000000202 R12: 00007fd23c207000 # [ 52.405063] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 52.412484] irq event<4>[ 52.873179] RIP: 0010:refcount_warn_saturate+0x97/0x110 stamp: 0 # [ 52.415805] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.422335] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 52.430777] softirqs last enabled at (0): [] copy_p<4>[ 52.898277] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 rocess+0x65c/0x20e0 # [ 52.439219] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.445744] ---[ end trace 9ccd4b3fd210e5c0 ]--- # [ 52.450623] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:':<4>[ 52.939466] RSP: 0018:ffff9921c42ffe38 EFLAGS: 00010282 ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh <4>[ 52.967118] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 <4>[ 52.984816] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 52.992231] RBP: ffffffffb62c72f0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 52.999665] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 53.007078] R13: ffff9921c42fff10 R14: ffff9921c42fff10 R15: ffff8961c27c2000 <4>[ 53.014508] FS: 00007f353846d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 53.022877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 53.028910] CR2: 00007f3538227000 CR3: 0000000105d6c000 CR4: 00000000001506e0 <4>[ 53.036322] Call Trace: <4>[ 53.039096] ? __warn+0x80/0x110 <4>[ 53.042614] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.047546] ? report_bug+0x9e/0xc0 <4>[ 53.051324] ? handle_bug+0x41/0x90 <4>[ 53.055136] ? exc_invalid_op+0x14/0x70 <4>[ 53.059255] ? asm_exc_invalid_op+0x12/0x20 <4>[ 53.063784] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.068744] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.073720] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 53.079562] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 <4>[ 53.085516] direct_entry.cold+0x2c/0x38 <4>[ 53.089785] full_proxy_write+0x56/0x80 <4>[ 53.093969] vfs_write+0xea/0x3b0 <4>[ 53.097647] ksys_write+0x68/0xf0 <4>[ 53.101355] do_syscall_64+0x33/0x40 <4>[ 53.105235] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 53.110656] RIP: 0033:0x7f3538340240 <4>[ 53.114567] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 53.133664] RSP: 002b:00007ffd67bc95a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 53.141532] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3538340240 <4>[ 53.148935] RDX: 000000000000001f RSI: 00007f3538227000 RDI: 0000000000000001 <4>[ 53.156338] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 53.163735] R10: 00007f35382614d0 R11: 0000000000000202 R12: 00007f3538227000 <4>[ 53.171149] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 53.178565] irq event stamp: 0 <4>[ 53.181885] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 53.188416] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.196851] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.205310] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 53.211844] ---[ end trace 9ccd4b3fd210e5c1 ]--- <6>[ 53.216736] lkdtm: Overflow detected: saturated # [ 52.608744] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 52.633873] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 52.662502] ------------[ cut here ]------------ # [ 52.689604] refcount_t: saturated; leaking memory. # [ 52.716871] WARNING: CPU: 1 PID: 2125 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 52.747783] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 52.812164] CPU: 1 PID: 2125 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 52.842295] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.873179] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 52.898277] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 # [ 52.939466] RSP: 0018:ffff9921c42ffe38 EFLAGS: 00010282 # [ 52.967118] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 52.984816] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 52.992231<6>[ 53.375535] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO ] RBP: ffffffffb62c72f0 R08: 0000000000000000 R09: 0000000000000000 # [ 52.999665] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 53.007078] R13: ffff9921c42fff10 R14: ffff9921c42fff10 R15: ffff8961c27c2000 # [ 53.014508] FS<6>[ 53.398551] lkdtm: attempting good refcount_dec() : 00007f353846d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 53.022877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.028910] CR2: 00007f3538227000 CR3: 0000000105d6c000 CR4: 00000000001506e0 # [ 53.036322] Call Trace:<6>[ 53.425708] lkdtm: attempting bad refcount_dec() to zero # [ 53.039096] ? __warn+0x80/0x110 # [ 53.042614] ? refcount_warn_saturate+0x97/0x110 # [ 53.047546] ? report_bug+0x9e/0xc0 # [ 53.051324] ? handle_bug+0x41/0x90 # [ 53.055136] ? exc_invalid_op+0x14/0x70 # [ 53.059255] ? asm_exc_in<4>[ 53.453488] ------------[ cut here ]------------ valid_op+0x12/0x20 # [ 53.063784] ? refcount_warn_saturate+0x97/0x110 # [ 53.068744] ? refcount_warn_saturate+0x97/0x110 # [ 53.073720] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 53.079562] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0<4>[ 53.480543] refcount_t: decrement hit 0; leaking memory. x76 # [ 53.085516] direct_entry.cold+0x2c/0x38 # [ 53.089785] full_proxy_write+0x56/0x80 # [ 53.093969] vfs_write+0xea/0x3b0 # [ 53.097647] ksys_write+0x68/0xf0 # [ 53.101355] do_syscall_64+0x33/0x40 # [ 53.105235] entry_SYSCALL_64_<4>[ 53.508523] WARNING: CPU: 1 PID: 2158 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 after_hwframe+0x67/0xcc # [ 53.110656] RIP: 0033:0x7f3538340240 # [ 53.114567] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 0<4>[ 53.539130] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0 00 00 00 48 83 ec 28 48 89 # [ 53.133664] RSP: 002b:00007ffd67bc95a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 53.141532] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3538340240 # [ 53.148935] RDX: 000000000000001f RSI: 00007f353<4>[ 53.603614] CPU: 1 PID: 2158 Comm: cat Tainted: G D W 5.10.216-cip46 #1 8227000 RDI: 0000000000000001 # [ 53.156338] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 53.163735] R10: 00007f35382614d0 R11: 0000000000000202 R12: 00007f3538227000 # [ 53.171149] R13: 0000000000000001 R14: 0000000000020<4>[ 53.633743] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000 R15: 0000000000000000 # [ 53.178565] irq event stamp: 0 # [ 53.181885] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.188416] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 53.196851] softi<4>[ 53.662101] RIP: 0010:refcount_warn_saturate+0xfb/0x110 rqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 53.205310] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.211844] ---[ end trace 9ccd4b3fd210e5c1 ]--- # [ 53.216736] lkdtm: Overflow detected: saturated <4>[ 53.689751] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh <4>[ 53.730930] RSP: 0018:ffff9921c436fe48 EFLAGS: 00010286 <4>[ 53.750180] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 <4>[ 53.757604] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 53.765021] RBP: ffffffffb62c76a9 R08: 0000000000000000 R09: 0000000000000000 <4>[ 53.772453] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 53.779866] R13: ffff9921c436ff10 R14: ffff9921c436ff10 R15: ffff8961c5d6a000 <4>[ 53.787289] FS: 00007f2acbcb5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 53.795650] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 53.801706] CR2: 00007f2acbaa7000 CR3: 0000000105e48000 CR4: 00000000001506e0 <4>[ 53.809114] Call Trace: <4>[ 53.811886] ? __warn+0x80/0x110 <4>[ 53.815406] ? refcount_warn_saturate+0xfb/0x110 <4>[ 53.820327] ? report_bug+0x9e/0xc0 <4>[ 53.824105] ? handle_bug+0x41/0x90 <4>[ 53.827948] ? exc_invalid_op+0x14/0x70 <4>[ 53.832103] ? asm_exc_invalid_op+0x12/0x20 <4>[ 53.836613] ? refcount_warn_saturate+0xfb/0x110 <4>[ 53.841606] ? refcount_warn_saturate+0xfb/0x110 <4>[ 53.846584] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd <4>[ 53.853923] direct_entry.cold+0x2c/0x38 <4>[ 53.858209] full_proxy_write+0x56/0x80 <4>[ 53.862399] vfs_write+0xea/0x3b0 <4>[ 53.866078] ksys_write+0x68/0xf0 <4>[ 53.869784] do_syscall_64+0x33/0x40 <4>[ 53.873712] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 53.879156] RIP: 0033:0x7f2acbbc0240 <4>[ 53.883084] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 53.902188] RSP: 002b:00007fffb1dc8328 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 53.910077] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2acbbc0240 <4>[ 53.917467] RDX: 0000000000000012 RSI: 00007f2acbaa7000 RDI: 0000000000000001 <4>[ 53.924886] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 53.932286] R10: 00007f2acbae14d0 R11: 0000000000000202 R12: 00007f2acbaa7000 <4>[ 53.939675] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 53.947068] irq event stamp: 0 <4>[ 53.950386] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 53.956935] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.965375] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.973808] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 53.980334] ---[ end trace 9ccd4b3fd210e5c2 ]--- <6>[ 53.985232] lkdtm: Zero detected: saturated # [ 53.375535] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 53.398551] lkdtm: attempting good refcount_dec() # [ 53.425708] lkdtm: attempting bad refcount_dec() to zero # [ 53.453488] ------------[ cut here ]------------ # [ 53.480543] refcount_t: decrement hit 0; leaking memory. # [ 53.508523] WARNING: CPU: 1 PID: 2158 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 53.539130] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 53.603614] CPU: 1 PID: 2158 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 53.633743] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 53.662101] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 53.689751] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 53.730930] RSP: 0018:ffff9921c436fe48 EFLAGS: 00010286 # [ 53.750180] RAX: 0000000000000000 RBX: 000000000000002f RCX: 00000000<6>[ 54.138900] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 00000000 # [ 53.757604] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 53.765021] RBP: ffffffffb62c76a9 R08: 0000000000000000 R09: 0000000000000000 # [ 53.772453] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<6>[ 54.156821] lkdtm: attempting bad refcount_dec() below zero 0012 # [ 53.779866] R13: ffff9921c436ff10 R14: ffff9921c436ff10 R15: ffff8961c5d6a000 # [ 53.787289] FS: 00007f2acbcb5740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 53.795650] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [<4>[ 54.184843] ------------[ cut here ]------------ 53.801706] CR2: 00007f2acbaa7000 CR3: 0000000105e48000 CR4: 00000000001506e0 # [ 53.809114] Call Trace: # [ 53.811886] ? __warn+0x80/0x110 # [ 53.815406] ? refcount_warn_saturate+0xfb/0x110 # [ 53.820327] ? report_bug+0x9e/0xc0 # [ 53.<4>[ 54.211881] refcount_t: decrement hit 0; leaking memory. 824105] ? handle_bug+0x41/0x90 # [ 53.827948] ? exc_invalid_op+0x14/0x70 # [ 53.832103] ? asm_exc_invalid_op+0x12/0x20 # [ 53.836613] ? refcount_warn_saturate+0xfb/0x110 # [ 53.841606] ? refcount_warn_saturate+0xfb/0x110 # [ 53.846584] <4>[ 54.239715] WARNING: CPU: 1 PID: 2194 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 53.853923] direct_entry.cold+0x2c/0x38 # [ 53.858209] full_proxy_write+0x56/0x80 # [ 53.862399] vfs_write+0xea/0x3b0 # [ 53.866078] ksys_write+0x68/0xf0 # [ 53.869784] do_syscall_64+0x33/0x40 # [ <4>[ 54.270602] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 53.873712] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 53.879156] RIP: 0033:0x7f2acbbc0240 # [ 53.883084] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d <4>[ 54.334959] CPU: 1 PID: 2194 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 53.902188] RSP: 002b:00007fffb1dc8328 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 53.910077] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2acbbc0240 # [ 53.917467] RDX: <4>[ 54.367731] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000000000012 RSI: 00007f2acbaa7000 RDI: 0000000000000001 # [ 53.924886] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 53.932286] R10: 00007f2acbae14d0 R11: 0000000000000202 R12: 00007f2acbaa7000 # [ 53.939675] R13: 0000<4>[ 54.393532] RIP: 0010:refcount_warn_saturate+0xfb/0x110 000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 53.947068] irq event stamp: 0 # [ 53.950386] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.956935] hardirqs last disabled at (0): [] copy_process+0x65c<4>[ 54.421159] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b /0x20e0 # [ 53.965375] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 53.973808] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.980334] ---[ end trace 9ccd4b3fd210e5c2 ]--- # [ 53.985232] lkdtm<4>[ 54.462332] RSP: 0018:ffff9921c43dfe48 EFLAGS: 00010286 : Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh <4>[ 54.490002] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 <4>[ 54.511584] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 54.519022] RBP: ffffffffb62c76bb R08: 0000000000000000 R09: 0000000000000000 <4>[ 54.526477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 <4>[ 54.533926] R13: ffff9921c43dff10 R14: ffff9921c43dff10 R15: ffff8961c5e71000 <4>[ 54.541373] FS: 00007fc06d574740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 54.549780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 54.555843] CR2: 00007fc06d32f000 CR3: 0000000105e84000 CR4: 00000000001506e0 <4>[ 54.563313] Call Trace: <4>[ 54.566128] ? __warn+0x80/0x110 <4>[ 54.569710] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.574709] ? report_bug+0x9e/0xc0 <4>[ 54.578554] ? handle_bug+0x41/0x90 <4>[ 54.582499] ? exc_invalid_op+0x14/0x70 <4>[ 54.586667] ? asm_exc_invalid_op+0x12/0x20 <4>[ 54.591236] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.596294] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.601292] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 <4>[ 54.606554] direct_entry.cold+0x2c/0x38 <4>[ 54.610792] full_proxy_write+0x56/0x80 <4>[ 54.614964] vfs_write+0xea/0x3b0 <4>[ 54.618571] ksys_write+0x68/0xf0 <4>[ 54.622162] do_syscall_64+0x33/0x40 <4>[ 54.626019] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 54.631346] RIP: 0033:0x7fc06d448240 <4>[ 54.635188] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 54.654206] RSP: 002b:00007ffcaa97a388 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 54.662046] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc06d448240 <4>[ 54.669439] RDX: 0000000000000016 RSI: 00007fc06d32f000 RDI: 0000000000000001 <4>[ 54.676852] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 54.684256] R10: 00007fc06d3694d0 R11: 0000000000000202 R12: 00007fc06d32f000 <4>[ 54.691663] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 54.699062] irq event stamp: 0 <4>[ 54.702382] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 54.708920] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 54.717354] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 54.725796] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 54.732319] ---[ end trace 9ccd4b3fd210e5c3 ]--- <6>[ 54.737207] lkdtm: Negative detected: saturated # [ 54.138900] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 54.156821] lkdtm: attempting bad refcount_dec() below zero # [ 54.184843] ------------[ cut here ]------------ # [ 54.211881] refcount_t: decrement hit 0; leaking memory. # [ 54.239715] WARNING: CPU: 1 PID: 2194 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 54.270602] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 54.334959] CPU: 1 PID: 2194 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 54.367731] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.393532] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 54.421159] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 54.462332] RSP: 0018:ffff9921c43dfe48 EFLAGS: 00010286 # [ 54.490002] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 54.511584] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 54.519022] RBP: <6>[ 54.898566] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE ffffffffb62c76bb R08: 0000000000000000 R09: 0000000000000000 # [ 54.526477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 54.533926] R13: ffff9921c43dff10 R14: ffff9921c43dff10 R15: ffff8961c5e71000 # [ 54.541373] FS: 0000<6>[ 54.919408] lkdtm: attempting bad refcount_dec_and_test() below zero 7fc06d574740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 54.549780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.555843] CR2: 00007fc06d32f000 CR3: 0000000105e84000 CR4: 00000000001506e0 # [ 54.563313] Call Trace: # [ <4>[ 54.948215] ------------[ cut here ]------------ 54.566128] ? __warn+0x80/0x110 # [ 54.569710] ? refcount_warn_saturate+0xfb/0x110 # [ 54.574709] ? report_bug+0x9e/0xc0 # [ 54.578554] ? handle_bug+0x41/0x90 # [ 54.582499] ? exc_invalid_op+0x14/0x70 # [ 54.586667] ? asm_exc_invalid_o<4>[ 54.975307] refcount_t: underflow; use-after-free. p+0x12/0x20 # [ 54.591236] ? refcount_warn_saturate+0xfb/0x110 # [ 54.596294] ? refcount_warn_saturate+0xfb/0x110 # [ 54.601292] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 54.606554] direct_entry.cold+0x2c/0x38 # [ 54.610792] full_proxy_<4>[ 55.002573] WARNING: CPU: 1 PID: 2230 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 write+0x56/0x80 # [ 54.614964] vfs_write+0xea/0x3b0 # [ 54.618571] ksys_write+0x68/0xf0 # [ 54.622162] do_syscall_64+0x33/0x40 # [ 54.626019] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 54.631346] RIP: 0033:0x7fc06d448240 # [ 54.6351<4>[ 55.033499] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 88] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 54.654206] RSP: 002b:00007ffcaa97a388 EFLAGS:<4>[ 55.097853] CPU: 1 PID: 2230 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00000202 ORIG_RAX: 0000000000000001 # [ 54.662046] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc06d448240 # [ 54.669439] RDX: 0000000000000016 RSI: 00007fc06d32f000 RDI: 0000000000000001 # [ 54.676852] RBP: 0000000000000016 R08: 000000<4>[ 55.128017] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 00ffffffff R09: 0000000000000000 # [ 54.684256] R10: 00007fc06d3694d0 R11: 0000000000000202 R12: 00007fc06d32f000 # [ 54.691663] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 54.699062] irq event stamp: 0 # [ 54.702382] <4>[ 55.156354] RIP: 0010:refcount_warn_saturate+0xba/0x110 hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.708920] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 54.717354] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 5<4>[ 55.183982] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 4.725796] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.732319] ---[ end trace 9ccd4b3fd210e5c3 ]--- # [ 54.737207] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests<4>[ 55.225167] RSP: 0018:ffff9921c4447e40 EFLAGS: 00010286 : lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh <4>[ 55.252831] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 <4>[ 55.268032] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 55.275479] RBP: ffffffffb62c7310 R08: 0000000000000000 R09: 0000000000000000 <4>[ 55.282924] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 55.290388] R13: ffff9921c4447f10 R14: ffff9921c4447f10 R15: ffff8961c5f8f000 <4>[ 55.297831] FS: 00007f99f2145740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 55.306239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 55.312292] CR2: 00007f99f1f37000 CR3: 0000000105e84000 CR4: 00000000001506e0 <4>[ 55.319777] Call Trace: <4>[ 55.322580] ? __warn+0x80/0x110 <4>[ 55.326163] ? refcount_warn_saturate+0xba/0x110 <4>[ 55.331125] ? report_bug+0x9e/0xc0 <4>[ 55.334968] ? handle_bug+0x41/0x90 <4>[ 55.338842] ? exc_invalid_op+0x14/0x70 <4>[ 55.343092] ? asm_exc_invalid_op+0x12/0x20 <4>[ 55.347685] ? refcount_warn_saturate+0xba/0x110 <4>[ 55.355195] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 55.361078] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 <4>[ 55.367012] direct_entry.cold+0x2c/0x38 <4>[ 55.371301] full_proxy_write+0x56/0x80 <4>[ 55.375424] vfs_write+0xea/0x3b0 <4>[ 55.379007] ksys_write+0x68/0xf0 <4>[ 55.382586] do_syscall_64+0x33/0x40 <4>[ 55.386423] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 55.391774] RIP: 0033:0x7f99f2050240 <4>[ 55.395623] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 55.414627] RSP: 002b:00007ffd6ec17b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 55.422475] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f99f2050240 <4>[ 55.429886] RDX: 000000000000001f RSI: 00007f99f1f37000 RDI: 0000000000000001 <4>[ 55.437278] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 55.444671] R10: 00007f99f1f714d0 R11: 0000000000000202 R12: 00007f99f1f37000 <4>[ 55.452063] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 55.459475] irq event stamp: 0 <4>[ 55.462795] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 55.469324] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.477756] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.486190] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 55.492740] ---[ end trace 9ccd4b3fd210e5c4 ]--- <6>[ 55.497627] lkdtm: Negative detected: saturated # [ 54.898566] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 54.919408] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 54.948215] ------------[ cut here ]------------ # [ 54.975307] refcount_t: underflow; use-after-free. # [ 55.002573] WARNING: CPU: 1 PID: 2230 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 55.033499] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 55.097853] CPU: 1 PID: 2230 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 55.128017] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.156354] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 55.183982] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 # [ 55.225167] RSP: 0018:ffff9921c4447e40 EFLAGS: 00010286 # [ 55.252831] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 55.268032] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 55.275479] RBP: ffffffffb62c7310 R08: 0000000000000000 R09: 0000000000000000 # [ 55.282924] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 55.290388] R13: ffff9921c4447f10 R14: ffff9921c4447f10 R15: ffff8961c5f8f000 # [ 55.297831] <6>[ 55.677678] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE FS: 00007f99f2145740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 55.306239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.312292] CR2: 00007f99f1f37000 CR3: 0000000105e84000 CR4: 00000000001506e0 # [ 55.319777] Call Trac<6>[ 55.701934] lkdtm: attempting bad refcount_sub_and_test() below zero e: # [ 55.322580] ? __warn+0x80/0x110 # [ 55.326163] ? refcount_warn_saturate+0xba/0x110 # [ 55.331125] ? report_bug+0x9e/0xc0 # [ 55.334968] ? handle_bug+0x41/0x90 # [ 55.338842] ? exc_invalid_op+0x14/0x70 # [ 55.343092] ? asm_exc_<4>[ 55.730729] ------------[ cut here ]------------ invalid_op+0x12/0x20 # [ 55.347685] ? refcount_warn_saturate+0xba/0x110 # [ 55.355195] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 55.361078] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ 55.367012] direct_entry.cold+0x2c/0x38 #<4>[ 55.757809] refcount_t: underflow; use-after-free. [ 55.371301] full_proxy_write+0x56/0x80 # [ 55.375424] vfs_write+0xea/0x3b0 # [ 55.379007] ksys_write+0x68/0xf0 # [ 55.382586] do_syscall_64+0x33/0x40 # [ 55.386423] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 55.391774] RIP: 0033:0<4>[ 55.785080] WARNING: CPU: 1 PID: 2266 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 x7f99f2050240 # [ 55.395623] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 55.414627] RSP: 0<4>[ 55.815975] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 02b:00007ffd6ec17b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 55.422475] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f99f2050240 # [ 55.429886] RDX: 000000000000001f RSI: 00007f99f1f37000 RDI: 0000000000000001 # [ 55.437278] RBP: <4>[ 55.882862] CPU: 1 PID: 2266 Comm: cat Tainted: G D W 5.10.216-cip46 #1 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 55.444671] R10: 00007f99f1f714d0 R11: 0000000000000202 R12: 00007f99f1f37000 # [ 55.452063] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 55.459475] irq event<4>[ 55.910530] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 stamp: 0 # [ 55.462795] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.469324] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 55.477756] softirqs last enabled at (0): [] copy_p<4>[ 55.938837] RIP: 0010:refcount_warn_saturate+0xba/0x110 rocess+0x65c/0x20e0 # [ 55.486190] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.492740] ---[ end trace 9ccd4b3fd210e5c4 ]--- # [ 55.497627] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative dete<4>[ 55.966484] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 cted: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh <4>[ 56.007671] RSP: 0018:ffff9921c44bfe40 EFLAGS: 00010286 <4>[ 56.024963] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 <4>[ 56.032373] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 56.039800] RBP: ffffffffb62c7330 R08: 0000000000000000 R09: 0000000000000000 <4>[ 56.047223] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 56.054634] R13: ffff9921c44bff10 R14: ffff9921c44bff10 R15: ffff8961c2659000 <4>[ 56.062041] FS: 00007f82045fc740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 56.070401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 56.076440] CR2: 00007f82043b7000 CR3: 00000001031ac000 CR4: 00000000001506e0 <4>[ 56.083849] Call Trace: <4>[ 56.086610] ? __warn+0x80/0x110 <4>[ 56.090123] ? refcount_warn_saturate+0xba/0x110 <4>[ 56.095087] ? report_bug+0x9e/0xc0 <4>[ 56.098862] ? handle_bug+0x41/0x90 <4>[ 56.102686] ? exc_invalid_op+0x14/0x70 <4>[ 56.106821] ? asm_exc_invalid_op+0x12/0x20 <4>[ 56.111348] ? refcount_warn_saturate+0xba/0x110 <4>[ 56.116310] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 56.122155] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b <4>[ 56.128128] direct_entry.cold+0x2c/0x38 <4>[ 56.132411] full_proxy_write+0x56/0x80 <4>[ 56.136595] vfs_write+0xea/0x3b0 <4>[ 56.140289] ksys_write+0x68/0xf0 <4>[ 56.143959] do_syscall_64+0x33/0x40 <4>[ 56.147915] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 56.153313] RIP: 0033:0x7f82044d0240 <4>[ 56.157247] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 56.176324] RSP: 002b:00007ffca83d0148 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 56.184238] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f82044d0240 <4>[ 56.191709] RDX: 000000000000001f RSI: 00007f82043b7000 RDI: 0000000000000001 <4>[ 56.199120] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 56.206542] R10: 00007f82043f14d0 R11: 0000000000000202 R12: 00007f82043b7000 <4>[ 56.213944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 56.221339] irq event stamp: 0 <4>[ 56.224656] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 56.231182] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 56.239639] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 56.248077] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 56.254603] ---[ end trace 9ccd4b3fd210e5c5 ]--- <6>[ 56.259482] lkdtm: Negative detected: saturated # [ 55.677678] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 55.701934] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 55.730729] ------------[ cut here ]------------ # [ 55.757809] refcount_t: underflow; use-after-free. # [ 55.785080] WARNING: CPU: 1 PID: 2266 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 55.815975] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 55.882862] CPU: 1 PID: 2266 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 55.910530] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.938837] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 55.966484] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 # [ 56.007671] RSP: 0018:ffff9921c44bfe40 EFLAGS: 00010286 # [ 56.024963] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 56.032373] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 56.039800] RBP: ffffffffb62c7330 R08: 0000000000000000 R09: 0000000000000000 # [ 56.047223] R10: 00000000ff<6>[ 56.434313] lkdtm: Performing direct entry REFCOUNT_INC_ZERO ffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 56.054634] R13: ffff9921c44bff10 R14: ffff9921c44bff10 R15: ffff8961c2659000 # [ 56.062041] FS: 00007f82045fc740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 56.070401] CS: 001<6>[ 56.453036] lkdtm: attempting safe refcount_inc_not_zero() from zero 0 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.076440] CR2: 00007f82043b7000 CR3: 00000001031ac000 CR4: 00000000001506e0 # [ 56.083849] Call Trace: # [ 56.086610] ? __warn+0x80/0x110 # [ 56.090123] ? refcount_warn_saturate+0xba/0x110 # [ <6>[ 56.481906] lkdtm: Good: zero detected 56.095087] ? report_bug+0x9e/0xc0 # [ 56.098862] ? handle_bug+0x41/0x90 # [ 56.102686] ? exc_invalid_op+0x14/0x70 # [ 56.106821] ? asm_exc_invalid_op+0x12/0x20 # [ 56.111348] ? refcount_warn_saturate+0xba/0x110 # [ 56.116310] __refcou<6>[ 56.508095] lkdtm: Correctly stayed at zero nt_sub_and_test.constprop.0+0x3c/0x50 # [ 56.122155] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 56.128128] direct_entry.cold+0x2c/0x38 # [ 56.132411] full_proxy_write+0x56/0x80 # [ 56.136595] vfs_write+0xea/0x3b0 # [ 56.140289] <6>[ 56.534763] lkdtm: attempting bad refcount_inc() from zero ksys_write+0x68/0xf0 # [ 56.143959] do_syscall_64+0x33/0x40 # [ 56.147915] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 56.153313] RIP: 0033:0x7f82044d0240 # [ 56.157247] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb<4>[ 56.562656] ------------[ cut here ]------------ b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 56.176324] RSP: 002b:00007ffca83d0148 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 56.184238] RAX: ffffffffffffffd<4>[ 56.589721] refcount_t: addition on 0; use-after-free. a RBX: 000000000000001f RCX: 00007f82044d0240 # [ 56.191709] RDX: 000000000000001f RSI: 00007f82043b7000 RDI: 0000000000000001 # [ 56.199120] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 56.206542] R10: 00007f82043f14d0 R1<4>[ 56.617342] WARNING: CPU: 0 PID: 2299 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 1: 0000000000000202 R12: 00007f82043b7000 # [ 56.213944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 56.221339] irq event stamp: 0 # [ 56.224656] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.231182] h<4>[ 56.648174] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table ardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 56.239639] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 56.248077] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56<4>[ 56.712593] CPU: 0 PID: 2299 Comm: cat Tainted: G D W 5.10.216-cip46 #1 .254603] ---[ end trace 9ccd4b3fd210e5c5 ]--- # [ 56.259482] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: RE<4>[ 56.742767] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 FCOUNT_INC_ZERO.sh <4>[ 56.771087] RIP: 0010:refcount_warn_saturate+0x74/0x110 <4>[ 56.778295] Code: 02 01 e8 55 50 c2 00 0f 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 b6 c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 <4>[ 56.797297] RSP: 0018:ffff9921c451fe48 EFLAGS: 00010286 <4>[ 56.802782] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 <4>[ 56.810178] RDX: ffff8961eac2c620 RSI: ffff8961eac1bf50 RDI: ffff8961eac1bf50 <4>[ 56.817572] RBP: ffffffffb62c76d1 R08: 0000000000000000 R09: 0000000000000000 <4>[ 56.824968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 56.832361] R13: ffff9921c451ff10 R14: ffff9921c451ff10 R15: ffff8961c1af8000 <4>[ 56.839753] FS: 00007f3498dd5740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 <4>[ 56.848104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 56.854110] CR2: 00007f3498bc7000 CR3: 0000000103a72000 CR4: 00000000001506f0 <4>[ 56.861522] Call Trace: <4>[ 56.864255] ? __warn+0x80/0x110 <4>[ 56.867754] ? refcount_warn_saturate+0x74/0x110 <4>[ 56.872637] ? report_bug+0x9e/0xc0 <4>[ 56.876395] ? handle_bug+0x41/0x90 <4>[ 56.880149] ? exc_invalid_op+0x14/0x70 <4>[ 56.884250] ? asm_exc_invalid_op+0x12/0x20 <4>[ 56.888703] ? refcount_warn_saturate+0x74/0x110 <4>[ 56.893584] ? refcount_warn_saturate+0x74/0x110 <4>[ 56.898467] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 <4>[ 56.903176] direct_entry.cold+0x2c/0x38 <4>[ 56.907366] full_proxy_write+0x56/0x80 <4>[ 56.911485] vfs_write+0xea/0x3b0 <4>[ 56.915065] ksys_write+0x68/0xf0 <4>[ 56.918649] do_syscall_64+0x33/0x40 <4>[ 56.922489] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 56.927807] RIP: 0033:0x7f3498ce0240 <4>[ 56.931649] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 56.950671] RSP: 002b:00007fff9286f4a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 56.958500] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3498ce0240 <4>[ 56.965893] RDX: 0000000000000012 RSI: 00007f3498bc7000 RDI: 0000000000000001 <4>[ 56.973286] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 56.980677] R10: 00007f3498c014d0 R11: 0000000000000202 R12: 00007f3498bc7000 <4>[ 56.988069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 56.995468] irq event stamp: 0 <4>[ 56.998800] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 57.005327] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.013761] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.022195] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 57.028720] ---[ end trace 9ccd4b3fd210e5c6 ]--- <6>[ 57.033601] lkdtm: Zero detected: saturated # [ 56.434313] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 56.453036] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 56.481906] lkdtm: Good: zero detected # [ 56.508095] lkdtm: Correctly stayed at zero # [ 56.534763] lkdtm: attempting bad refcount_inc() from zero # [ 56.562656] ------------[ cut here ]------------ # [ 56.589721] refcount_t: addition on 0; use-after-free. # [ 56.617342] WARNING: CPU: 0 PID: 2299 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 56.648174] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 56.712593] CPU: 0 PID: 2299 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 56.742767] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.771087] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 56.778295] Code: 02 01 e8 55 50 c2 00 0f 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 b6 c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 # [ 56.797297] RSP: 0018:ffff9921c451fe48 EFLAGS: 00010286 # [ 56.802782] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 56.8101<6>[ 57.208257] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO 78] RDX: ffff8961eac2c620 RSI: ffff8961eac1bf50 RDI: ffff8961eac1bf50 # [ 56.817572] RBP: ffffffffb62c76d1 R08: 0000000000000000 R09: 0000000000000000 # [ 56.824968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 56.832361] <6>[ 57.224320] lkdtm: attempting safe refcount_add_not_zero() from zero R13: ffff9921c451ff10 R14: ffff9921c451ff10 R15: ffff8961c1af8000 # [ 56.839753] FS: 00007f3498dd5740(0000) GS:ffff8961eac00000(0000) knlGS:0000000000000000 # [ 56.848104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.854110] CR2: 0000<6>[ 57.253142] lkdtm: Good: zero detected 7f3498bc7000 CR3: 0000000103a72000 CR4: 00000000001506f0 # [ 56.861522] Call Trace: # [ 56.864255] ? __warn+0x80/0x110 # [ 56.867754] ? refcount_warn_saturate+0x74/0x110 # [ 56.872637] ? report_bug+0x9e/0xc0 # [ 56.876395] ? handle_bug+0<6>[ 57.279370] lkdtm: Correctly stayed at zero x41/0x90 # [ 56.880149] ? exc_invalid_op+0x14/0x70 # [ 56.884250] ? asm_exc_invalid_op+0x12/0x20 # [ 56.888703] ? refcount_warn_saturate+0x74/0x110 # [ 56.893584] ? refcount_warn_saturate+0x74/0x110 # [ 56.898467] lkdtm_REFCOUNT_INC_ZER<6>[ 57.305965] lkdtm: attempting bad refcount_add() from zero O+0x99/0xc1 # [ 56.903176] direct_entry.cold+0x2c/0x38 # [ 56.907366] full_proxy_write+0x56/0x80 # [ 56.911485] vfs_write+0xea/0x3b0 # [ 56.915065] ksys_write+0x68/0xf0 # [ 56.918649] do_syscall_64+0x33/0x40 # [ 56.922489] entry_SYS<4>[ 57.333956] ------------[ cut here ]------------ CALL_64_after_hwframe+0x67/0xcc # [ 56.927807] RIP: 0033:0x7f3498ce0240 # [ 56.931649] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[ 57.363470] refcount_t: addition on 0; use-after-free. 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 56.950671] RSP: 002b:00007fff9286f4a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 56.958500] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3498ce0240 # [ 56.965893] RDX: 0000000000000012 RSI: 0<4>[ 57.388599] WARNING: CPU: 1 PID: 2332 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 0007f3498bc7000 RDI: 0000000000000001 # [ 56.973286] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 56.980677] R10: 00007f3498c014d0 R11: 0000000000000202 R12: 00007f3498bc7000 # [ 56.988069] R13: 0000000000000001 R14: 00000<4>[ 57.419359] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 00000020000 R15: 0000000000000000 # [ 56.995468] irq event stamp: 0 # [ 56.998800] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.005327] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 57.01376<4>[ 57.483777] CPU: 1 PID: 2332 Comm: cat Tainted: G D W 5.10.216-cip46 #1 1] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 57.022195] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57.028720] ---[ end trace 9ccd4b3fd210e5c6 ]--- # [ 57.033601] lkdtm: Zero detected: satura<4>[ 57.513948] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ted # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh <4>[ 57.542322] RIP: 0010:refcount_warn_saturate+0x74/0x110 <4>[ 57.559704] Code: 02 01 e8 55 50 c2 00 0f 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 b6 c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 <4>[ 57.578764] RSP: 0018:ffff9921c45a7e48 EFLAGS: 00010286 <4>[ 57.584305] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 <4>[ 57.591756] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 57.599201] RBP: ffffffffb62c76e3 R08: 0000000000000000 R09: 0000000000000000 <4>[ 57.606643] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 57.614096] R13: ffff9921c45a7f10 R14: ffff9921c45a7f10 R15: ffff8961c413f000 <4>[ 57.621552] FS: 00007eff02bc4740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 57.630038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 57.636141] CR2: 00007eff0297f000 CR3: 0000000104484000 CR4: 00000000001506e0 <4>[ 57.643601] Call Trace: <4>[ 57.646461] ? __warn+0x80/0x110 <4>[ 57.650040] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.655044] ? report_bug+0x9e/0xc0 <4>[ 57.658930] ? handle_bug+0x41/0x90 <4>[ 57.662785] ? exc_invalid_op+0x14/0x70 <4>[ 57.667028] ? asm_exc_invalid_op+0x12/0x20 <4>[ 57.671532] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.676434] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.681328] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 <4>[ 57.686034] direct_entry.cold+0x2c/0x38 <4>[ 57.690221] full_proxy_write+0x56/0x80 <4>[ 57.694321] vfs_write+0xea/0x3b0 <4>[ 57.697901] ksys_write+0x68/0xf0 <4>[ 57.701479] do_syscall_64+0x33/0x40 <4>[ 57.705317] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 57.710654] RIP: 0033:0x7eff02a98240 <4>[ 57.714513] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 57.733520] RSP: 002b:00007ffc545a15d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 57.741348] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007eff02a98240 <4>[ 57.748752] RDX: 0000000000000012 RSI: 00007eff0297f000 RDI: 0000000000000001 <4>[ 57.756143] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 57.763535] R10: 00007eff029b94d0 R11: 0000000000000202 R12: 00007eff0297f000 <4>[ 57.770927] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 57.778351] irq event stamp: 0 <4>[ 57.781679] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 57.788219] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.796653] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.805087] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 57.811623] ---[ end trace 9ccd4b3fd210e5c7 ]--- <6>[ 57.816504] lkdtm: Zero detected: saturated # [ 57.208257] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 57.224320] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 57.253142] lkdtm: Good: zero detected # [ 57.279370] lkdtm: Correctly stayed at zero # [ 57.305965] lkdtm: attempting bad refcount_add() from zero # [ 57.333956] ------------[ cut here ]------------ # [ 57.363470] refcount_t: addition on 0; use-after-free. # [ 57.388599] WARNING: CPU: 1 PID: 2332 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 57.419359] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 57.483777] CPU: 1 PID: 2332 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 57.513948] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.542322] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 57.559704] Code: 02 01 e8 55 50 c2 00 0f 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 b6 c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 # [ 57.578764] RSP: 0018:ffff9921c45a7e48 EFLAGS: 00010286 # [ 57.584305] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [<6>[ 57.994565] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED 57.591756] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 57.599201] RBP: ffffffffb62c76e3 R08: 0000000000000000 R09: 0000000000000000 # [ 57.606643] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 5<6>[ 58.002133] lkdtm: attempting bad refcount_inc() from saturated 7.614096] R13: ffff9921c45a7f10 R14: ffff9921c45a7f10 R15: ffff8961c413f000 # [ 57.621552] FS: 00007eff02bc4740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 57.630038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.636141]<4>[ 58.030514] ------------[ cut here ]------------ CR2: 00007eff0297f000 CR3: 0000000104484000 CR4: 00000000001506e0 # [ 57.643601] Call Trace: # [ 57.646461] ? __warn+0x80/0x110 # [ 57.650040] ? refcount_warn_saturate+0x74/0x110 # [ 57.655044] ? report_bug+0x9e/0xc0 # [ 57.658930] ? ha<4>[ 58.057566] refcount_t: saturated; leaking memory. ndle_bug+0x41/0x90 # [ 57.662785] ? exc_invalid_op+0x14/0x70 # [ 57.667028] ? asm_exc_invalid_op+0x12/0x20 # [ 57.671532] ? refcount_warn_saturate+0x74/0x110 # [ 57.676434] ? refcount_warn_saturate+0x74/0x110 # [ 57.681328] lkdtm_REFCOU<4>[ 58.084953] WARNING: CPU: 1 PID: 2368 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 NT_ADD_ZERO+0x99/0xc1 # [ 57.686034] direct_entry.cold+0x2c/0x38 # [ 57.690221] full_proxy_write+0x56/0x80 # [ 57.694321] vfs_write+0xea/0x3b0 # [ 57.697901] ksys_write+0x68/0xf0 # [ 57.701479] do_syscall_64+0x33/0x40 # [ 57.705317] <4>[ 58.115690] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 57.710654] RIP: 0033:0x7eff02a98240 # [ 57.714513] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 7<4>[ 58.180151] CPU: 1 PID: 2368 Comm: cat Tainted: G D W 5.10.216-cip46 #1 7 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 57.733520] RSP: 002b:00007ffc545a15d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 57.741348] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007eff02a98240 # [ 57.748752] RDX: 0000000000000<4>[ 58.210301] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 012 RSI: 00007eff0297f000 RDI: 0000000000000001 # [ 57.756143] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 57.763535] R10: 00007eff029b94d0 R11: 0000000000000202 R12: 00007eff0297f000 # [ 57.770927] R13: 0000000000000001 <4>[ 58.238624] RIP: 0010:refcount_warn_saturate+0x51/0x110 R14: 0000000000020000 R15: 0000000000000000 # [ 57.778351] irq event stamp: 0 # [ 57.781679] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.788219] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ <4>[ 58.266301] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 57.796653] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 57.805087] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57.811623] ---[ end trace 9ccd4b3fd210e5c7 ]--- # [ 57.816504] lkdtm: Zero detect<4>[ 58.307487] RSP: 0018:ffff9921c4617e48 EFLAGS: 00010286 ed: saturated # REFCOUNT_ADD_ZERO: saw 'call trace:': ok ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh <4>[ 58.335176] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 <4>[ 58.355700] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 58.365704] RBP: ffffffffb62c76f5 R08: 0000000000000000 R09: 0000000000000000 <4>[ 58.373149] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 58.380598] R13: ffff9921c4617f10 R14: ffff9921c4617f10 R15: ffff8961c1925000 <4>[ 58.388044] FS: 00007f5635115740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 58.396477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 58.402552] CR2: 00007f5634f07000 CR3: 0000000103ee2000 CR4: 00000000001506e0 <4>[ 58.410027] Call Trace: <4>[ 58.412829] ? __warn+0x80/0x110 <4>[ 58.416409] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.421383] ? report_bug+0x9e/0xc0 <4>[ 58.425231] ? handle_bug+0x41/0x90 <4>[ 58.429080] ? exc_invalid_op+0x14/0x70 <4>[ 58.433245] ? asm_exc_invalid_op+0x12/0x20 <4>[ 58.437801] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.442801] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.447760] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 <4>[ 58.453041] direct_entry.cold+0x2c/0x38 <4>[ 58.457346] full_proxy_write+0x56/0x80 <4>[ 58.461541] vfs_write+0xea/0x3b0 <4>[ 58.465178] ksys_write+0x68/0xf0 <4>[ 58.468868] do_syscall_64+0x33/0x40 <4>[ 58.472792] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 58.478128] RIP: 0033:0x7f5635020240 <4>[ 58.481976] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 58.501001] RSP: 002b:00007ffd1a6ddc48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 58.508837] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f5635020240 <4>[ 58.516231] RDX: 0000000000000017 RSI: 00007f5634f07000 RDI: 0000000000000001 <4>[ 58.523623] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 58.531036] R10: 00007f5634f414d0 R11: 0000000000000202 R12: 00007f5634f07000 <4>[ 58.538433] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 58.545833] irq event stamp: 0 <4>[ 58.549153] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 58.555701] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 58.564177] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 58.572619] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 58.579156] ---[ end trace 9ccd4b3fd210e5c8 ]--- <6>[ 58.584036] lkdtm: Saturation detected: still saturated # [ 57.994565] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 58.002133] lkdtm: attempting bad refcount_inc() from saturated # [ 58.030514] ------------[ cut here ]------------ # [ 58.057566] refcount_t: saturated; leaking memory. # [ 58.084953] WARNING: CPU: 1 PID: 2368 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 58.115690] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 58.180151] CPU: 1 PID: 2368 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 58.210301] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.238624] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 58.266301] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 # [ 58.307487] RSP: 0018:ffff9921c4617e48 EFLAGS: 00010286 # [ 58.335176] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 58.355700] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 58.365704] RBP: ffffffffb62c76f5 R08: 0000000000000000 R09: 0000000000000000 # [ 58.373149] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 58.380598] R13: ffff9921c4617f10 R14: ffff9921c4617f10 R15: ffff8961c1925000 # [ 58.388044] FS: 00007f5635115740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 58.396477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.402552] CR2: 00007f5634f07000 CR3: 0000000103ee2000 CR4: 00000000001506e0 # [ 58.410027] Call Trace: # [ 58.412829] ? __warn+0x80/0x110 # [ 58.416409] ? refcount_warn_saturate<6>[ 58.808217] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED +0x51/0x110 # [ 58.421383] ? report_bug+0x9e/0xc0 # [ 58.425231] ? handle_bug+0x41/0x90 # [ 58.429080] ? exc_invalid_op+0x14/0x70 # [ 58.433245] ? asm_exc_invalid_op+0x12/0x20 # [ 58.437801] ? refcount_warn_saturate+0x51/0x110 # [ 58<6>[ 58.820576] lkdtm: attempting bad refcount_dec() from saturated .442801] ? refcount_warn_saturate+0x51/0x110 # [ 58.447760] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 58.453041] direct_entry.cold+0x2c/0x38 # [ 58.457346] full_proxy_write+0x56/0x80 # [ 58.461541] vfs_write+0xea/0x3b0 # [ 58.465178] <4>[ 58.848943] ------------[ cut here ]------------ ksys_write+0x68/0xf0 # [ 58.468868] do_syscall_64+0x33/0x40 # [ 58.472792] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 58.478128] RIP: 0033:0x7f5635020240 # [ 58.481976] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb<4>[ 58.878513] refcount_t: decrement hit 0; leaking memory. b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 58.501001] RSP: 002b:00007ffd1a6ddc48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 58.508837] RAX: ffffffffffffffd<4>[ 58.903832] WARNING: CPU: 1 PID: 2404 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 a RBX: 0000000000000017 RCX: 00007f5635020240 # [ 58.516231] RDX: 0000000000000017 RSI: 00007f5634f07000 RDI: 0000000000000001 # [ 58.523623] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 # [ 58.531036] R10: 00007f5634f414d0 R1<4>[ 58.934599] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 1: 0000000000000202 R12: 00007f5634f07000 # [ 58.538433] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 58.545833] irq event stamp: 0 # [ 58.549153] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.555701] h<4>[ 58.999014] CPU: 1 PID: 2404 Comm: cat Tainted: G D W 5.10.216-cip46 #1 ardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 58.564177] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 58.572619] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58<4>[ 59.029188] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 .579156] ---[ end trace 9ccd4b3fd210e5c8 ]--- # [ 58.584036] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: RE<4>[ 59.057541] RIP: 0010:refcount_warn_saturate+0xfb/0x110 FCOUNT_DEC_SATURATED.sh <4>[ 59.085194] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b <4>[ 59.106369] RSP: 0018:ffff9921c469fe48 EFLAGS: 00010286 <4>[ 59.111852] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 <4>[ 59.119290] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 59.126775] RBP: ffffffffb62c770c R08: 0000000000000000 R09: 0000000000000000 <4>[ 59.134195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 59.141672] R13: ffff9921c469ff10 R14: ffff9921c469ff10 R15: ffff8961c413e000 <4>[ 59.149123] FS: 00007f544bf3d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 59.157551] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 59.163606] CR2: 00007f544bd2f000 CR3: 0000000104ab0000 CR4: 00000000001506e0 <4>[ 59.171056] Call Trace: <4>[ 59.173890] ? __warn+0x80/0x110 <4>[ 59.177434] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.182350] ? report_bug+0x9e/0xc0 <4>[ 59.186111] ? handle_bug+0x41/0x90 <4>[ 59.189861] ? exc_invalid_op+0x14/0x70 <4>[ 59.193956] ? asm_exc_invalid_op+0x12/0x20 <4>[ 59.198400] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.203294] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.208178] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f <4>[ 59.213318] direct_entry.cold+0x2c/0x38 <4>[ 59.217507] full_proxy_write+0x56/0x80 <4>[ 59.221608] vfs_write+0xea/0x3b0 <4>[ 59.225190] ksys_write+0x68/0xf0 <4>[ 59.228771] do_syscall_64+0x33/0x40 <4>[ 59.232629] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 59.237946] RIP: 0033:0x7f544be48240 <4>[ 59.241787] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 59.260793] RSP: 002b:00007ffc8cf950b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 59.268651] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f544be48240 <4>[ 59.276053] RDX: 0000000000000017 RSI: 00007f544bd2f000 RDI: 0000000000000001 <4>[ 59.283457] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 59.290850] R10: 00007f544bd694d0 R11: 0000000000000202 R12: 00007f544bd2f000 <4>[ 59.298253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 59.305650] irq event stamp: 0 <4>[ 59.308970] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 59.315499] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.323933] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.332380] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 59.338904] ---[ end trace 9ccd4b3fd210e5c9 ]--- <6>[ 59.343785] lkdtm: Saturation detected: still saturated # [ 58.808217] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 58.820576] lkdtm: attempting bad refcount_dec() from saturated # [ 58.848943] ------------[ cut here ]------------ # [ 58.878513] refcount_t: decrement hit 0; leaking memory. # [ 58.903832] WARNING: CPU: 1 PID: 2404 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 58.934599] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 58.999014] CPU: 1 PID: 2404 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 59.029188] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.057541] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 59.085194] Code: 90 1e 22 b6 c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b e9 28 93 04 01 48 c7 c7 60 1e 22 b6 c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b e9 0e 93 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 59.106369] RSP: 0018:ffff9921c469fe48 EFLAGS: 00010286 # [ 59.111852] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 59.119290] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 59.126775] RBP: ffffffffb62c770c R08: 0000000000000000 R09: 0000000000000000 # [ 59.134195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 59.141672] R13: ffff9921c469ff10 R14: ffff9921c469ff10 R15: ffff8961c413e000 # [ 59.149123] FS: 00007f544bf3d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 59.157551] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.163606] CR2: 00007f544bd2f000 CR3: 0000000104ab0000 CR4: 00000000001506e0 # [ 59.171056] Call Trace: # [ 59.173890] ? __warn+0x80/0x110 # [ 59.177434] ?<6>[ 59.550034] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED refcount_warn_saturate+0xfb/0x110 # [ 59.182350] ? report_bug+0x9e/0xc0 # [ 59.186111] ? handle_bug+0x41/0x90 # [ 59.189861] ? exc_invalid_op+0x14/0x70 # [ 59.193956] ? asm_exc_invalid_op+0x12/0x20 # [ 59.198400] ? refcount_warn_satura<6>[ 59.574186] lkdtm: attempting bad refcount_dec() from saturated te+0xfb/0x110 # [ 59.203294] ? refcount_warn_saturate+0xfb/0x110 # [ 59.208178] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 59.213318] direct_entry.cold+0x2c/0x38 # [ 59.217507] full_proxy_write+0x56/0x80 # [ 59.221608] vfs_write+0xea/0x<4>[ 59.602551] ------------[ cut here ]------------ 3b0 # [ 59.225190] ksys_write+0x68/0xf0 # [ 59.228771] do_syscall_64+0x33/0x40 # [ 59.232629] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 59.237946] RIP: 0033:0x7f544be48240 # [ 59.241787] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 <4>[ 59.629589] refcount_t: saturated; leaking memory. 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 59.260793] RSP: 002b:00007ffc8cf950b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 59.26865<4>[ 59.656875] WARNING: CPU: 1 PID: 2440 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 1] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f544be48240 # [ 59.276053] RDX: 0000000000000017 RSI: 00007f544bd2f000 RDI: 0000000000000001 # [ 59.283457] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 # [ 59.290850] R<4>[ 59.687684] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 10: 00007f544bd694d0 R11: 0000000000000202 R12: 00007f544bd2f000 # [ 59.298253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 59.305650] irq event stamp: 0 # [ 59.308970] hardirqs last enabled at (0): [<0000000000000000>] <4>[ 59.752097] CPU: 1 PID: 2440 Comm: cat Tainted: G D W 5.10.216-cip46 #1 0x0 # [ 59.315499] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 59.323933] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 59.332380] softirqs last disabled at (0): [<000000000<4>[ 59.782269] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000>] 0x0 # [ 59.338904] ---[ end trace 9ccd4b3fd210e5c9 ]--- # [ 59.343785] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh <4>[ 59.810626] RIP: 0010:refcount_warn_saturate+0x51/0x110 # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh <4>[ 59.838281] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 <4>[ 59.861453] RSP: 0018:ffff9921c4707e48 EFLAGS: 00010286 <4>[ 59.869531] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 <4>[ 59.877050] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 59.884476] RBP: ffffffffb62c7723 R08: 0000000000000000 R09: 0000000000000000 <4>[ 59.891968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 59.899445] R13: ffff9921c4707f10 R14: ffff9921c4707f10 R15: ffff8961c1aeb000 <4>[ 59.906914] FS: 00007fb5533bc740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 59.915346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 59.921449] CR2: 00007fb553177000 CR3: 00000001078bc000 CR4: 00000000001506e0 <4>[ 59.928936] Call Trace: <4>[ 59.931791] ? __warn+0x80/0x110 <4>[ 59.935342] ? refcount_warn_saturate+0x51/0x110 <4>[ 59.940281] ? report_bug+0x9e/0xc0 <4>[ 59.944076] ? handle_bug+0x41/0x90 <4>[ 59.947838] ? exc_invalid_op+0x14/0x70 <4>[ 59.951956] ? asm_exc_invalid_op+0x12/0x20 <4>[ 59.956421] ? refcount_warn_saturate+0x51/0x110 <4>[ 59.961303] ? refcount_warn_saturate+0x51/0x110 <4>[ 59.966204] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 <4>[ 59.971393] direct_entry.cold+0x2c/0x38 <4>[ 59.975586] full_proxy_write+0x56/0x80 <4>[ 59.979693] vfs_write+0xea/0x3b0 <4>[ 59.983286] ksys_write+0x68/0xf0 <4>[ 59.986879] do_syscall_64+0x33/0x40 <4>[ 59.990719] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 59.996035] RIP: 0033:0x7fb553290240 <4>[ 59.999877] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 60.018911] RSP: 002b:00007ffc2951ef68 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 60.026747] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fb553290240 <4>[ 60.034150] RDX: 0000000000000017 RSI: 00007fb553177000 RDI: 0000000000000001 <4>[ 60.041542] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 60.048947] R10: 00007fb5531b14d0 R11: 0000000000000202 R12: 00007fb553177000 <4>[ 60.056339] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 60.063754] irq event stamp: 0 <4>[ 60.067073] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 60.073602] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.082050] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.090482] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 60.097009] ---[ end trace 9ccd4b3fd210e5ca ]--- <6>[ 60.101888] lkdtm: Saturation detected: still saturated # [ 59.550034] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 59.574186] lkdtm: attempting bad refcount_dec() from saturated # [ 59.602551] ------------[ cut here ]------------ # [ 59.629589] refcount_t: saturated; leaking memory. # [ 59.656875] WARNING: CPU: 1 PID: 2440 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 59.687684] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 59.752097] CPU: 1 PID: 2440 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 59.782269] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.810626] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 59.838281] Code: 84 bc 00 00 00 e9 df 93 04 01 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 22 b6 c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b e9 b8 93 04 01 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 22 # [ 59.861453] RSP: 0018:ffff9921c4707e48 EFLAGS: 00010286 # [ 59.869531] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 59.877050] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 59.884476] RBP: ffffffffb62c7723 R08: 0000000000000000 R09: 0000000000000000 # [ 59.891968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 59.899445] R13: ffff9921c4707f10 R14: ffff9921c4707f10 R15: ffff8961c1aeb000 # [ 59.906914] FS: 00007fb5533bc740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 59.915346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.921449] CR2: 00007fb553177000 CR3: 00000001078bc000 CR4: 00000000001506e0 # [ 59.928936] Call Trace: # [ <6>[ 60.304153] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 59.931791] ? __warn+0x80/0x110 # [ 59.935342] ? refcount_warn_saturate+0x51/0x110 # [ 59.940281] ? report_bug+0x9e/0xc0 # [ 59.944076] ? handle_bug+0x41/0x90 # [ 59.947838] ? exc_invalid_op+0x14/0x70 # [ 59.951956] ? asm_exc_invalid_o<6>[ 60.331821] lkdtm: attempting bad refcount_inc_not_zero() from saturated p+0x12/0x20 # [ 59.956421] ? refcount_warn_saturate+0x51/0x110 # [ 59.961303] ? refcount_warn_saturate+0x51/0x110 # [ 59.966204] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 59.971393] direct_entry.cold+0x2c/0x38 # [ 59.975586] full_proxy<4>[ 60.360995] ------------[ cut here ]------------ _write+0x56/0x80 # [ 59.979693] vfs_write+0xea/0x3b0 # [ 59.983286] ksys_write+0x68/0xf0 # [ 59.986879] do_syscall_64+0x33/0x40 # [ 59.990719] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 59.996035] RIP: 0033:0x7fb553290240 # [ 59.999<4>[ 60.390510] refcount_t: saturated; leaking memory. 877] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 60.018911] RSP: 002b:00007ffc2951ef68 EFLAGS<4>[ 60.415386] WARNING: CPU: 1 PID: 2473 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 : 00000202 ORIG_RAX: 0000000000000001 # [ 60.026747] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fb553290240 # [ 60.034150] RDX: 0000000000000017 RSI: 00007fb553177000 RDI: 0000000000000001 # [ 60.041542] RBP: 0000000000000017 R08: 00000<4>[ 60.446117] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 000ffffffff R09: 0000000000000000 # [ 60.048947] R10: 00007fb5531b14d0 R11: 0000000000000202 R12: 00007fb553177000 # [ 60.056339] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 60.063754] irq event stamp: 0 # [ 60.067073]<4>[ 60.510534] CPU: 1 PID: 2473 Comm: cat Tainted: G D W 5.10.216-cip46 #1 hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.073602] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 60.082050] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ <4>[ 60.540712] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 60.090482] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.097009] ---[ end trace 9ccd4b3fd210e5ca ]--- # [ 60.101888] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': o<4>[ 60.569059] RIP: 0010:refcount_warn_saturate+0x97/0x110 k ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh <4>[ 60.596723] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 <4>[ 60.625247] RSP: 0018:ffff9921c477fe38 EFLAGS: 00010282 <4>[ 60.630732] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 <4>[ 60.638154] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 60.645644] RBP: ffffffffb62c7350 R08: 0000000000000000 R09: 0000000000000000 <4>[ 60.653058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 60.660510] R13: ffff9921c477ff10 R14: ffff9921c477ff10 R15: ffff8961c4ca1000 <4>[ 60.667929] FS: 00007fc662964740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 60.676339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 60.682387] CR2: 00007fc66271f000 CR3: 0000000105e84000 CR4: 00000000001506e0 <4>[ 60.689825] Call Trace: <4>[ 60.692598] ? __warn+0x80/0x110 <4>[ 60.696152] ? refcount_warn_saturate+0x97/0x110 <4>[ 60.701096] ? report_bug+0x9e/0xc0 <4>[ 60.704924] ? handle_bug+0x41/0x90 <4>[ 60.708747] ? exc_invalid_op+0x14/0x70 <4>[ 60.712899] ? asm_exc_invalid_op+0x12/0x20 <4>[ 60.717457] ? refcount_warn_saturate+0x97/0x110 <4>[ 60.722376] ? refcount_warn_saturate+0x97/0x110 <4>[ 60.727271] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 60.733020] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 <4>[ 60.738938] direct_entry.cold+0x2c/0x38 <4>[ 60.743126] full_proxy_write+0x56/0x80 <4>[ 60.747226] vfs_write+0xea/0x3b0 <4>[ 60.750859] ksys_write+0x68/0xf0 <4>[ 60.754464] do_syscall_64+0x33/0x40 <4>[ 60.758307] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 60.763623] RIP: 0033:0x7fc662838240 <4>[ 60.767463] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 60.786481] RSP: 002b:00007ffc7017eb28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 60.794311] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc662838240 <4>[ 60.801703] RDX: 0000000000000020 RSI: 00007fc66271f000 RDI: 0000000000000001 <4>[ 60.809096] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 60.816514] R10: 00007fc6627594d0 R11: 0000000000000202 R12: 00007fc66271f000 <4>[ 60.823921] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 60.831346] irq event stamp: 0 <4>[ 60.834674] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 60.841205] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.849650] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.858085] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 60.864634] ---[ end trace 9ccd4b3fd210e5cb ]--- <6>[ 60.869515] lkdtm: Saturation detected: still saturated # [ 60.304153] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 60.331821] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 60.360995] ------------[ cut here ]------------ # [ 60.390510] refcount_t: saturated; leaking memory. # [ 60.415386] WARNING: CPU: 1 PID: 2473 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 60.446117] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 60.510534] CPU: 1 PID: 2473 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 60.540712] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.569059] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 60.596723] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 # [ 60.625247] RSP: 0018:ffff9921c477fe38 EFLAGS: 00010282 # [ 60.630732] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 60.638154] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 60.645644] RBP: ffffffffb62c7350 R08: 0000000000000000 R09: 0000000000000000 # [ 60.653058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 60.660510] R13: ffff9921c477ff10 R14: ffff9921c47<6>[ 61.056604] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 7ff10 R15: ffff8961c4ca1000 # [ 60.667929] FS: 00007fc662964740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 60.676339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.682387] CR2: 00007fc66271f000 CR3: 0000000105e84000 CR4<6>[ 61.074372] lkdtm: attempting bad refcount_add_not_zero() from saturated : 00000000001506e0 # [ 60.689825] Call Trace: # [ 60.692598] ? __warn+0x80/0x110 # [ 60.696152] ? refcount_warn_saturate+0x97/0x110 # [ 60.701096] ? report_bug+0x9e/0xc0 # [ 60.704924] ? handle_bug+0x41/0x90 # [ 60.708747] ? exc_inva<4>[ 61.103518] ------------[ cut here ]------------ lid_op+0x14/0x70 # [ 60.712899] ? asm_exc_invalid_op+0x12/0x20 # [ 60.717457] ? refcount_warn_saturate+0x97/0x110 # [ 60.722376] ? refcount_warn_saturate+0x97/0x110 # [ 60.727271] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 60.7330<4>[ 61.130596] refcount_t: saturated; leaking memory. 20] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 60.738938] direct_entry.cold+0x2c/0x38 # [ 60.743126] full_proxy_write+0x56/0x80 # [ 60.747226] vfs_write+0xea/0x3b0 # [ 60.750859] ksys_write+0x68/0xf0 # [ 60.754464] do_syscall_<4>[ 61.157837] WARNING: CPU: 1 PID: 2506 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 64+0x33/0x40 # [ 60.758307] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 60.763623] RIP: 0033:0x7fc662838240 # [ 60.767463] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00<4>[ 61.188691] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 60.786481] RSP: 002b:00007ffc7017eb28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 60.794311] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc662838240 # [ <4>[ 61.253086] CPU: 1 PID: 2506 Comm: cat Tainted: G D W 5.10.216-cip46 #1 60.801703] RDX: 0000000000000020 RSI: 00007fc66271f000 RDI: 0000000000000001 # [ 60.809096] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 60.816514] R10: 00007fc6627594d0 R11: 0000000000000202 R12: 00007fc66271f000 # [ 60<4>[ 61.283257] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 .823921] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 60.831346] irq event stamp: 0 # [ 60.834674] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.841205] hardirqs last disabled at (0): [] <4>[ 61.311613] RIP: 0010:refcount_warn_saturate+0x97/0x110 copy_process+0x65c/0x20e0 # [ 60.849650] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 60.858085] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.864634] ---[ end trace 9ccd4b3fd210e5cb ]--- # [ <4>[ 61.339264] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 60.869515] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh <4>[ 61.382999] RSP: 0018:ffff9921c480fe38 EFLAGS: 00010282 <4>[ 61.406028] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 <4>[ 61.413458] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 61.420990] RBP: ffffffffb62c7370 R08: 0000000000000000 R09: 0000000000000000 <4>[ 61.428404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 61.435853] R13: ffff9921c480ff10 R14: ffff9921c480ff10 R15: ffff8961c6ce3000 <4>[ 61.443293] FS: 00007f70883f4740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 61.451782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 61.457844] CR2: 00007f70881af000 CR3: 0000000104226000 CR4: 00000000001506e0 <4>[ 61.465303] Call Trace: <4>[ 61.468136] ? __warn+0x80/0x110 <4>[ 61.471673] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.476605] ? report_bug+0x9e/0xc0 <4>[ 61.480395] ? handle_bug+0x41/0x90 <4>[ 61.484151] ? exc_invalid_op+0x14/0x70 <4>[ 61.488271] ? asm_exc_invalid_op+0x12/0x20 <4>[ 61.492724] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.497603] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.502495] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 61.508285] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 <4>[ 61.514206] direct_entry.cold+0x2c/0x38 <4>[ 61.518395] full_proxy_write+0x56/0x80 <4>[ 61.522499] vfs_write+0xea/0x3b0 <4>[ 61.526080] ksys_write+0x68/0xf0 <4>[ 61.529664] do_syscall_64+0x33/0x40 <4>[ 61.533505] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 61.538845] RIP: 0033:0x7f70882c8240 <4>[ 61.542692] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 61.561708] RSP: 002b:00007ffd4cdf3658 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 61.569548] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f70882c8240 <4>[ 61.576940] RDX: 0000000000000020 RSI: 00007f70881af000 RDI: 0000000000000001 <4>[ 61.584332] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 61.591723] R10: 00007f70881e94d0 R11: 0000000000000202 R12: 00007f70881af000 <4>[ 61.599128] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 61.606575] irq event stamp: 0 <4>[ 61.610009] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 61.616631] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 61.625151] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 61.633679] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 61.640265] ---[ end trace 9ccd4b3fd210e5cc ]--- <6>[ 61.645209] lkdtm: Saturation detected: still saturated # [ 61.056604] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 61.074372] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 61.103518] ------------[ cut here ]------------ # [ 61.130596] refcount_t: saturated; leaking memory. # [ 61.157837] WARNING: CPU: 1 PID: 2506 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 61.188691] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 61.253086] CPU: 1 PID: 2506 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 61.283257] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.311613] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 61.339264] Code: 02 01 e8 32 50 c2 00 0f 0b e9 95 93 04 01 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 22 b6 c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 # [ 61.382999] RSP: 0018:ffff9921c480fe38 EFLAGS: 00010282 # [ 61.406028] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 61.413458] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 61.420990] RBP: ffffffffb62c7370 R08: 0000000000000000 R09: 0000000000000000 # [ 61.428404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 61.435853] R13: ffff9921c480ff10 R14: ffff9921c480ff10 R15: ffff8961c6ce3000 # [ 61.443293] FS: 00007f70883f4740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 61.451782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.457844] CR2: 00007f70881af000 CR3: 0000000104226000 CR4: 00000000001506e0 # [ 61.465303] Call<6>[ 61.848118] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED Trace: # [ 61.468136] ? __warn+0x80/0x110 # [ 61.471673] ? refcount_warn_saturate+0x97/0x110 # [ 61.476605] ? report_bug+0x9e/0xc0 # [ 61.480395] ? handle_bug+0x41/0x90 # [ 61.484151] ? exc_invalid_op+0x14/0x70 # [ 61.488271] ? asm<6>[ 61.878591] lkdtm: attempting bad refcount_dec_and_test() from saturated _exc_invalid_op+0x12/0x20 # [ 61.492724] ? refcount_warn_saturate+0x97/0x110 # [ 61.497603] ? refcount_warn_saturate+0x97/0x110 # [ 61.502495] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 61.508285] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATE<4>[ 61.905383] ------------[ cut here ]------------ D+0x3e/0x76 # [ 61.514206] direct_entry.cold+0x2c/0x38 # [ 61.518395] full_proxy_write+0x56/0x80 # [ 61.522499] vfs_write+0xea/0x3b0 # [ 61.526080] ksys_write+0x68/0xf0 # [ 61.529664] do_syscall_64+0x33/0x40 # [ 61.533505] entry_SYS<4>[ 61.932296] refcount_t: underflow; use-after-free. CALL_64_after_hwframe+0x67/0xcc # [ 61.538845] RIP: 0033:0x7f70882c8240 # [ 61.542692] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[ 61.959574] WARNING: CPU: 1 PID: 2542 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 61.561708] RSP: 002b:00007ffd4cdf3658 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 61.569548] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f70882c8240 # [ 61.576940] RDX: 0000000000000020 RSI: 0<4>[ 61.990391] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0007f70881af000 RDI: 0000000000000001 # [ 61.584332] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 61.591723] R10: 00007f70881e94d0 R11: 0000000000000202 R12: 00007f70881af000 # [ 61.599128] R13: 0000000000000001 R14: 00000<4>[ 62.054807] CPU: 1 PID: 2542 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00000020000 R15: 0000000000000000 # [ 61.606575] irq event stamp: 0 # [ 61.610009] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.616631] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 61.62515<4>[ 62.084977] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 1] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 61.633679] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.640265] ---[ end trace 9ccd4b3fd210e5cc ]--- # [ 61.645209] lkdtm: Saturation detected: <4>[ 62.113330] RIP: 0010:refcount_warn_saturate+0xba/0x110 still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh <4>[ 62.140983] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 <4>[ 62.176557] RSP: 0018:ffff9921c48a7e40 EFLAGS: 00010286 <4>[ 62.182040] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 <4>[ 62.189459] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 62.196945] RBP: ffffffffb62c7390 R08: 0000000000000000 R09: 0000000000000000 <4>[ 62.204357] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 62.211827] R13: ffff9921c48a7f10 R14: ffff9921c48a7f10 R15: ffff8961c4b81000 <4>[ 62.219259] FS: 00007f26ee24d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 62.227692] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 62.233755] CR2: 00007f26ee007000 CR3: 0000000101926000 CR4: 00000000001506e0 <4>[ 62.241204] Call Trace: <4>[ 62.243981] ? __warn+0x80/0x110 <4>[ 62.247533] ? refcount_warn_saturate+0xba/0x110 <4>[ 62.252478] ? report_bug+0x9e/0xc0 <4>[ 62.256269] ? handle_bug+0x41/0x90 <4>[ 62.260042] ? exc_invalid_op+0x14/0x70 <4>[ 62.264139] ? asm_exc_invalid_op+0x12/0x20 <4>[ 62.268583] ? refcount_warn_saturate+0xba/0x110 <4>[ 62.273483] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 62.279237] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 <4>[ 62.285153] direct_entry.cold+0x2c/0x38 <4>[ 62.289338] full_proxy_write+0x56/0x80 <4>[ 62.293438] vfs_write+0xea/0x3b0 <4>[ 62.297014] ksys_write+0x68/0xf0 <4>[ 62.300591] do_syscall_64+0x33/0x40 <4>[ 62.304455] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 62.309800] RIP: 0033:0x7f26ee120240 <4>[ 62.313640] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 62.332661] RSP: 002b:00007ffd583b59e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 62.340522] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f26ee120240 <4>[ 62.347915] RDX: 0000000000000020 RSI: 00007f26ee007000 RDI: 0000000000000001 <4>[ 62.355306] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 62.362715] R10: 00007f26ee0414d0 R11: 0000000000000202 R12: 00007f26ee007000 <4>[ 62.372703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 62.380111] irq event stamp: 0 <4>[ 62.383445] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 62.389974] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 62.398407] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 62.406850] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 62.413374] ---[ end trace 9ccd4b3fd210e5cd ]--- <6>[ 62.418254] lkdtm: Saturation detected: still saturated # [ 61.848118] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 61.878591] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 61.905383] ------------[ cut here ]------------ # [ 61.932296] refcount_t: underflow; use-after-free. # [ 61.959574] WARNING: CPU: 1 PID: 2542 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 61.990391] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 62.054807] CPU: 1 PID: 2542 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 62.084977] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.113330] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 62.140983] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 # [ 62.176557] RSP: 0018:ffff9921c48a7e40 EFLAGS: 00010286 # [ 62.182040] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 62.189459] RDX: ffff8961ead2c620 RSI:<6>[ 62.588317] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 62.196945] RBP: ffffffffb62c7390 R08: 0000000000000000 R09: 0000000000000000 # [ 62.204357] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 62.211827] R13: ffff9921c48a7f10 R14: fff<6>[ 62.598539] lkdtm: attempting bad refcount_sub_and_test() from saturated f9921c48a7f10 R15: ffff8961c4b81000 # [ 62.219259] FS: 00007f26ee24d740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 62.227692] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.233755] CR2: 00007f26ee007000 CR3: 000000010192<4>[ 62.627681] ------------[ cut here ]------------ 6000 CR4: 00000000001506e0 # [ 62.241204] Call Trace: # [ 62.243981] ? __warn+0x80/0x110 # [ 62.247533] ? refcount_warn_saturate+0xba/0x110 # [ 62.252478] ? report_bug+0x9e/0xc0 # [ 62.256269] ? handle_bug+0x41/0x90 # [ 62.260042] ? <4>[ 62.654762] refcount_t: underflow; use-after-free. exc_invalid_op+0x14/0x70 # [ 62.264139] ? asm_exc_invalid_op+0x12/0x20 # [ 62.268583] ? refcount_warn_saturate+0xba/0x110 # [ 62.273483] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 62.279237] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e<4>[ 62.682020] WARNING: CPU: 1 PID: 2578 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 /0x76 # [ 62.285153] direct_entry.cold+0x2c/0x38 # [ 62.289338] full_proxy_write+0x56/0x80 # [ 62.293438] vfs_write+0xea/0x3b0 # [ 62.297014] ksys_write+0x68/0xf0 # [ 62.300591] do_syscall_64+0x33/0x40 # [ 62.304455] entry_SYSCALL_6<4>[ 62.712968] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 4_after_hwframe+0x67/0xcc # [ 62.309800] RIP: 0033:0x7f26ee120240 # [ 62.313640] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80<4>[ 62.777282] CPU: 1 PID: 2578 Comm: cat Tainted: G D W 5.10.216-cip46 #1 00 00 00 00 48 83 ec 28 48 89 # [ 62.332661] RSP: 002b:00007ffd583b59e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 62.340522] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f26ee120240 # [ 62.347915] RDX: 0000000000000020 RSI: 00007f2<4>[ 62.807506] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 6ee007000 RDI: 0000000000000001 # [ 62.355306] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 62.362715] R10: 00007f26ee0414d0 R11: 0000000000000202 R12: 00007f26ee007000 # [ 62.372703] R13: 0000000000000001 R14: 00000000000<4>[ 62.835824] RIP: 0010:refcount_warn_saturate+0xba/0x110 20000 R15: 0000000000000000 # [ 62.380111] irq event stamp: 0 # [ 62.383445] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.389974] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 62.398407] sof<4>[ 62.863473] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 tirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 62.406850] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.413374] ---[ end trace 9ccd4b3fd210e5cd ]--- # [ 62.418254] lkdtm: Saturation detected: still <4>[ 62.907154] RSP: 0018:ffff9921c4917e40 EFLAGS: 00010286 saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh <4>[ 62.932308] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 <4>[ 62.957872] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 <4>[ 62.965301] RBP: ffffffffb62c73b0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 62.972717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 62.980132] R13: ffff9921c4917f10 R14: ffff9921c4917f10 R15: ffff8961c4cf1000 <4>[ 62.987551] FS: 00007f5042c05740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 62.995939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 63.001969] CR2: 00007f50429f7000 CR3: 0000000105fbc000 CR4: 00000000001506e0 <4>[ 63.009388] Call Trace: <4>[ 63.012131] ? __warn+0x80/0x110 <4>[ 63.015657] ? refcount_warn_saturate+0xba/0x110 <4>[ 63.020562] ? report_bug+0x9e/0xc0 <4>[ 63.024360] ? handle_bug+0x41/0x90 <4>[ 63.028143] ? exc_invalid_op+0x14/0x70 <4>[ 63.032280] ? asm_exc_invalid_op+0x12/0x20 <4>[ 63.036755] ? refcount_warn_saturate+0xba/0x110 <4>[ 63.041688] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 63.047456] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 <4>[ 63.053470] direct_entry.cold+0x2c/0x38 <4>[ 63.057806] full_proxy_write+0x56/0x80 <4>[ 63.061975] vfs_write+0xea/0x3b0 <4>[ 63.065630] ksys_write+0x68/0xf0 <4>[ 63.069309] do_syscall_64+0x33/0x40 <4>[ 63.073229] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 63.078636] RIP: 0033:0x7f5042b10240 <4>[ 63.082576] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 63.101676] RSP: 002b:00007ffe2b9e81c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 63.109658] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5042b10240 <4>[ 63.117118] RDX: 0000000000000020 RSI: 00007f50429f7000 RDI: 0000000000000001 <4>[ 63.124570] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 63.131990] R10: 00007f5042a314d0 R11: 0000000000000202 R12: 00007f50429f7000 <4>[ 63.139389] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 63.146802] irq event stamp: 0 <4>[ 63.150127] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 63.156658] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.165091] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.173541] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 63.180066] ---[ end trace 9ccd4b3fd210e5ce ]--- <6>[ 63.184946] lkdtm: Saturation detected: still saturated # [ 62.588317] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 62.598539] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 62.627681] ------------[ cut here ]------------ # [ 62.654762] refcount_t: underflow; use-after-free. # [ 62.682020] WARNING: CPU: 1 PID: 2578 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 62.712968] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 62.777282] CPU: 1 PID: 2578 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 62.807506] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.835824] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 62.863473] Code: 02 01 e8 0f 50 c2 00 0f 0b e9 72 93 04 01 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 22 b6 c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b e9 4f 93 04 01 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7 # [ 62.907154] RSP: 0018:ffff9921c4917e40 EFLAGS: 00010286 # [ 62.932308] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 62.957872] RDX: ffff8961ead2c620 RSI: ffff8961ead1bf50 RDI: ffff8961ead1bf50 # [ 62.965301] RBP: ffffffffb62c73b0 R08: 0000000000000000 R09: 0000000000000000 # [ 62.972717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 62.980132] R13: ffff9921c4917f10 R14: ffff9921c4917f10 R15: ffff8961c4cf1000 # [ 62.987551] FS: 00007f5042c05740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 # [ 62.995939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.001969] CR2: 00007f50429f7000 CR3: 0000000105fbc000 CR4: 00000000001506e0 # [ 63.009388] Call Trace: # [ 63.012131] ? __warn+0x80/0x110 # [ 63.015657] ? refcount_warn_saturate+0xba/0x110 # [ 63.020562] ? report_bug+0x9e/0xc0 # [ 63.024360] ? handle_bug+0x41/0x90 # [ 63.028143] ? exc_invalid_op+0x14/0x70 # [ 63.032280] ? asm_exc_invalid_op+0x12/0x20 # [ 63.036755] ? refcount_warn_saturate+0xba/0x110 # [ 63.041688] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 63.047456] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 63.053470] direct_entry.cold+0x2c/0x38 # [ 63.057806] full_proxy_write+0x56/0x80 # [ 63.061975] vfs_write+0xea/0x3b0 # [ 63.065630] ksys_write+0x68/0xf0 # [ 63.069309] do_syscall_64+0x33/0x40 # [ 63.073229] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 63.078636] RIP: <6>[ 63.468997] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO 0033:0x7f5042b10240 # [ 63.082576] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 63.101676] <6>[ 63.483883] lkdtm: attempting good copy_to_user of correct size RSP: 002b:00007ffe2b9e81c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 63.109658] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5042b10240 # [ 63.117118] RDX: 0000000000000020 RSI: 00007f50429f7000 RDI: 0000000000000001 # [ 63.124570]<6>[ 63.512295] lkdtm: attempting bad copy_to_user of too large size RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 63.131990] R10: 00007f5042a314d0 R11: 0000000000000202 R12: 00007f50429f7000 # [ 63.139389] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 63.146802] irq event stamp: 0 # [ 63.150127] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.156658] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.165091] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.173541] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.180066] ---[ end trace 9ccd4b3fd210e5ce ]--- # [ 63.184946] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # [ 63.468997] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 63.483883] lkdtm: attempting good copy_to_user of correct size # [ 63.512295] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh <6>[ 63.697903] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 63.704363] lkdtm: attempting good copy_from_user of correct size <6>[ 63.710767] lkdtm: attempting bad copy_from_user of too large size # [ 63.697903] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 63.704363] lkdtm: attempting good copy_from_user of correct size # [ 63.710767] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh <6>[ 63.866976] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 63.876249] lkdtm: attempting good copy_to_user inside whitelist <6>[ 63.882601] lkdtm: attempting bad copy_to_user outside whitelist # [ 63.866976] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 63.876249] lkdtm: attempting good copy_to_user inside whitelist # [ 63.882601] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh <6>[ 64.039407] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 64.046294] lkdtm: attempting good copy_from_user inside whitelist <6>[ 64.052765] lkdtm: attempting bad copy_from_user outside whitelist # [ 64.039407] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 64.046294] lkdtm: attempting good copy_from_user inside whitelist # [ 64.052765] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh <6>[ 64.205111] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 64.211562] lkdtm: good_stack: ffff9921c4c97e20-ffff9921c4c97e40 <6>[ 64.217871] lkdtm: bad_stack : ffff9921c4c97da8-ffff9921c4c97dc8 <6>[ 64.224153] lkdtm: attempting good copy_to_user of local stack <6>[ 64.230260] lkdtm: attempting bad copy_to_user of distant stack # [ 64.205111] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 64.211562] lkdtm: good_stack: ffff9921c4c97e20-ffff9921c4c97e40 # [ 64.217871] lkdtm: bad_stack : ffff9921c4c97da8-ffff9921c4c97dc8 # [ 64.224153] lkdtm: attempting good copy_to_user of local stack # [ 64.230260] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh <6>[ 64.393944] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 64.400584] lkdtm: good_stack: ffff9921c4d1fe20-ffff9921c4d1fe40 <6>[ 64.406880] lkdtm: bad_stack : ffff9921c4d1fda8-ffff9921c4d1fdc8 <6>[ 64.413300] lkdtm: attempting good copy_from_user of local stack <6>[ 64.419812] lkdtm: attempting bad copy_from_user of distant stack # [ 64.393944] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 64.400584] lkdtm: good_stack: ffff9921c4d1fe20-ffff9921c4d1fe40 # [ 64.406880] lkdtm: bad_stack : ffff9921c4d1fda8-ffff9921c4d1fdc8 # [ 64.413300] lkdtm: attempting good copy_from_user of local stack # [ 64.419812] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh <6>[ 64.599942] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 64.606218] lkdtm: good_stack: ffff9921c4dafe20-ffff9921c4dafe40 <6>[ 64.612547] lkdtm: bad_stack : ffff9921c4dafff8-ffff9921c4db0018 <6>[ 64.618827] lkdtm: attempting good copy_to_user of local stack <6>[ 64.624933] lkdtm: attempting bad copy_to_user of distant stack <4>[ 64.631143] lkdtm: copy_to_user failed, but lacked Oops # [ 64.599942] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 64.606218] lkdtm: good_stack: ffff9921c4dafe20-ffff9921c4dafe40 # [ 64.612547] lkdtm: bad_stack : ffff9921c4dafff8-ffff9921c4db0018 # [ 64.618827] lkdtm: attempting good copy_to_user of local stack # [ 64.624933] lkdtm: attempting bad copy_to_user of distant stack # [ 64.631143] lkdtm: copy_to_user failed, but lacked Oops # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh <6>[ 64.787685] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 64.793470] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb5e40850 <6>[ 64.801543] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb36e41c0 <3>[ 64.809288] lkdtm: FAIL: survived bad copy_to_user() # [ 64.787685] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 64.793470] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb5e40850 # [ 64.801543] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb36e41c0 # [ 64.809288] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh <6>[ 64.968032] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 64.973972] lkdtm: checking unused part of the thread stack (15928 bytes)... <3>[ 64.981314] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) <3>[ 64.988537] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 64.994824] CPU: 1 PID: 2954 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 65.002813] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 65.008984] Call Trace: <4>[ 65.011698] dump_stack+0x77/0x9b <4>[ 65.015271] lkdtm_STACKLEAK_ERASING+0x116/0x144 <4>[ 65.020143] direct_entry.cold+0x2c/0x38 <4>[ 65.024322] full_proxy_write+0x56/0x80 <4>[ 65.028414] vfs_write+0xea/0x3b0 <4>[ 65.031983] ksys_write+0x68/0xf0 <4>[ 65.035556] do_syscall_64+0x33/0x40 <4>[ 65.039386] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 65.044690] RIP: 0033:0x7f7f8cf60240 <4>[ 65.048520] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 65.067515] RSP: 002b:00007fff5860d398 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 65.075332] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7f8cf60240 <4>[ 65.082713] RDX: 0000000000000012 RSI: 00007f7f8ce47000 RDI: 0000000000000001 <4>[ 65.090094] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 65.097477] R10: 00007f7f8ce814d0 R11: 0000000000000202 R12: 00007f7f8ce47000 <4>[ 65.104875] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 64.968032] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 64.973972] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 64.981314] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 64.988537] lkdtm: FAIL: the thread stack is NOT properly erased # [ 64.994824] CPU: 1 PID: 2954 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 65.002813] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.008984] Call Trace: # [ 65.011698] dump_stack+0x77/0x9b # [ 65.015271] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 65.020143] direct_entry.cold+0x2c/0x38 # [ 65.024322] full_proxy_write+0x56/0x80 # [ 65.028414] vfs_write+0xea/0x3b0 # [ 65.031983] ksys_write+0x68/0xf0 # [ 65.035556] do_syscall_64+0x33/0x40 # [ 65.039386] entry_SYSCALL_64_after_hwframe+0x67/0xcc # [ 65.044690] RIP: 0033:0x7f7f8cf60240 # [ 65.048520] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 65.067515] RSP: 002b:00007fff5860d398 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 65.075332] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7f8cf60240 # [ 65.082713] RDX: 0000000000000012 RSI: 00007f7f8ce47000 RDI: 0000000000000001 # [ 65.090094] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 65.097477] R10: 00007f7f8ce814d0 R11: 0000000000000202 R12: 00007f7f8ce47000 # [ 65.104875] R13: 0000000000000001 R14<6>[ 65.304031] lkdtm: Performing direct entry CFI_FORWARD_PROTO : 0000000000020000 R15: 0000000000000000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh <6>[ 65.316397] lkdtm: Calling matched prototype ... <6>[ 65.341629] lkdtm: Calling mismatched prototype ... <6>[ 65.346769] lkdtm: Fail: survived mismatched prototype function call! # [ 65.304031] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 65.316397] lkdtm: Calling matched prototype ... # [ 65.341629] lkdtm: Calling mismatched prototype ... # [ 65.346769] lkdtm: Fail: survived mismatched prototype function call! <1>[ 65.409135] BUG: unable to handle page fault for address: fffff6bafd000008 # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 <1>[ 65.421108] #PF: supervisor read access in kernel mode <1>[ 65.436115] #PF: error_code(0x0000) - not-present page <6>[ 65.441510] PGD 0 P4D 0 <4>[ 65.444305] Oops: 0000 [#16] SMP NOPTI <4>[ 65.448312] CPU: 1 PID: 363 Comm: run_kselftest.s Tainted: G D W 5.10.216-cip46 #1 <4>[ 65.457254] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 65.463429] RIP: 0010:kmem_cache_free+0x5b/0x2c0 <4>[ 65.468300] Code: 05 da fc ce 02 4c 39 eb 77 0e 48 c7 c0 00 00 00 80 48 2b 05 a7 bc c0 02 49 01 c5 49 c1 ed 0c 49 c1 e5 06 4c 03 2d 85 bc c0 02 <49> 8b 45 08 48 8d 50 ff a8 01 4c 0f 45 ea 0f 1f 44 00 00 9c 41 5c <4>[ 65.487298] RSP: 0018:ffff9921c07dbd00 EFLAGS: 00010286 <4>[ 65.492776] RAX: 0000769ec0000000 RBX: 0000000000000000 RCX: 0000000000000063 <4>[ 65.500160] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffff8961c0044900 <4>[ 65.507542] RBP: ffff8961c0044900 R08: 0000000000000000 R09: 0000896100000000 <4>[ 65.514925] R10: 0000000000000002 R11: 0000000000000008 R12: ffff9921c07dbe00 <4>[ 65.522307] R13: fffff6bafd000000 R14: ffffffffb34ecd16 R15: 0000896100000000 <4>[ 65.529707] FS: 00007f1ea7845740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 65.538045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 65.544040] CR2: fffff6bafd000008 CR3: 000000010449e000 CR4: 00000000001506e0 <4>[ 65.551421] Call Trace: <4>[ 65.554133] ? __die_body.cold+0x1a/0x1f <4>[ 65.558312] ? no_context+0x177/0x380 <4>[ 65.562232] ? exc_page_fault+0xd7/0x170 <4>[ 65.566410] ? asm_exc_page_fault+0x1e/0x30 <4>[ 65.570848] ? ___pte_free_tlb+0x16/0x60 <4>[ 65.575028] ? kmem_cache_free+0x5b/0x2c0 <4>[ 65.579292] ___pte_free_tlb+0x16/0x60 <4>[ 65.583296] free_pgd_range+0x33a/0x7b0 <4>[ 65.587390] exit_mmap+0xac/0x1a0 <4>[ 65.590982] mmput+0x45/0xf0 <4>[ 65.594118] do_exit+0x342/0xab0 <4>[ 65.597604] do_group_exit+0x39/0xb0 <4>[ 65.601436] __x64_sys_exit_group+0x14/0x20 <4>[ 65.605874] do_syscall_64+0x33/0x40 <4>[ 65.609705] entry_SYSCALL_64_after_hwframe+0x67/0xcc <4>[ 65.615009] RIP: 0033:0x7f1ea772c349 <4>[ 65.618837] Code: Unable to access opcode bytes at RIP 0x7f1ea772c31f. <4>[ 65.625614] RSP: 002b:00007ffce3cc9b18 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 65.633431] RAX: ffffffffffffffda RBX: 00007ffce3cc9d68 RCX: 00007f1ea772c349 <4>[ 65.640813] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 <4>[ 65.648195] RBP: 0000000000000004 R08: ffffffffffffff80 R09: 000055e1f28ae580 <4>[ 65.655575] R10: d0a4c8365ea7e28f R11: 0000000000000202 R12: 0000000000000000 <4>[ 65.662958] R13: 00007ffce3cc9d90 R14: 000055e1f1379e38 R15: 00007f1ea787a020 <4>[ 65.670343] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 65.712601] CR2: fffff6bafd000008 <4>[ 65.716173] ---[ end trace 9ccd4b3fd210e5cf ]--- <4>[ 65.721048] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 65.725229] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 65.744225] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 65.749701] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 65.757085] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 65.764468] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 65.771853] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 65.779235] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 65.786620] FS: 00007f1ea7845740(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 65.794960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 65.800955] CR2: fffff6bafd000008 CR3: 000000010449e000 CR4: 00000000001506e0 <1>[ 65.808340] Fixing recursive fault but reboot is needed! <6>[ 74.897200] PDLOG 2024/05/07 21:16:18.241 P0 SNK Charger ??? 14960mV max 15000mV / 3000mA <6>[ 74.906236] PDLOG 2024/05/07 21:16:18.242 P1 Disconnected <1>[ 124.048639] BUG: unable to handle page fault for address: ffff8960c0001000 <1>[ 124.055769] #PF: supervisor read access in kernel mode <1>[ 124.061157] #PF: error_code(0x0000) - not-present page <6>[ 124.066547] PGD 48401067 P4D 48401067 PUD 48402067 PMD 0 <4>[ 124.072202] Oops: 0000 [#17] SMP NOPTI <4>[ 124.076209] CPU: 1 PID: 23 Comm: kworker/1:1 Tainted: G D W 5.10.216-cip46 #1 <4>[ 124.084718] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 124.090891] Workqueue: events check_corruption <4>[ 124.095589] RIP: 0010:check_corruption+0x5d/0xe0 <4>[ 124.100457] Code: c3 03 7e 48 48 89 da 48 c1 e2 04 48 8b 82 88 44 12 b7 48 85 c0 74 e1 48 8b 2d 2f 3a e6 02 48 03 aa 80 44 12 b7 4c 8d 64 05 00 <48> 8b 4d 00 48 85 c9 0f 85 5a 86 0f 01 48 83 c5 08 4c 39 e5 75 ea <4>[ 124.119454] RSP: 0018:ffff9921c00f3e48 EFLAGS: 00010286 <4>[ 124.124931] RAX: 000000000000f000 RBX: 0000000000000000 RCX: ffffffffb35254c2 <4>[ 124.132314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb6466b20 <4>[ 124.139697] RBP: ffff8960c0001000 R08: 0000000000000001 R09: 0000000000000000 <4>[ 124.147099] R10: 0000000000000018 R11: 0000000000000018 R12: ffff8960c0010000 <4>[ 124.154480] R13: 0000000080000000 R14: 0000000000000000 R15: 0000000000000000 <4>[ 124.161862] FS: 0000000000000000(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 124.170198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 124.176192] CR2: ffff8960c0001000 CR3: 00000001059c6000 CR4: 00000000001506e0 <4>[ 124.183575] Call Trace: <4>[ 124.186285] ? __die_body.cold+0x1a/0x1f <4>[ 124.190462] ? no_context+0x177/0x380 <4>[ 124.194381] ? exc_page_fault+0xd7/0x170 <4>[ 124.198559] ? asm_exc_page_fault+0x1e/0x30 <4>[ 124.202999] ? process_one_work+0x1f2/0x4f0 <4>[ 124.207435] ? check_corruption+0x5d/0xe0 <4>[ 124.211701] process_one_work+0x272/0x4f0 <4>[ 124.215968] worker_thread+0x52/0x3f0 <4>[ 124.219886] ? process_one_work+0x4f0/0x4f0 <4>[ 124.224323] kthread+0x137/0x150 <4>[ 124.227808] ? __kthread_bind_mask+0x60/0x60 <4>[ 124.232335] ret_from_fork+0x22/0x30 <4>[ 124.236167] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common cros_ec_dev ath10k_pci ath10k_core ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 124.278427] CR2: ffff8960c0001000 <4>[ 124.281999] ---[ end trace 9ccd4b3fd210e5d0 ]--- <4>[ 124.286873] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 124.291048] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 69 4a a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03 <4>[ 124.310045] RSP: 0018:ffff9921c0e17e60 EFLAGS: 00010282 <4>[ 124.315535] RAX: ffffffffb3f7ffe0 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 124.322917] RDX: 0000000000000000 RSI: ffff8961ead1bf50 RDI: ffffffffb5e403b0 <4>[ 124.330300] RBP: ffffffffb632e170 R08: 0000000000000001 R09: 0000000000000001 <4>[ 124.337682] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 124.345064] R13: ffff9921c0e17f10 R14: ffff9921c0e17f10 R15: ffff8961c5f2f000 <4>[ 124.352447] FS: 0000000000000000(0000) GS:ffff8961ead00000(0000) knlGS:0000000000000000 <4>[ 124.360783] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 124.366780] CR2: ffff8960c0001000 CR3: 00000001059c6000 CR4: 00000000001506e0 <3>[ 124.374164] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 124.383278] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 23, name: kworker/1:1 <4>[ 124.391612] INFO: lockdep is turned off. <4>[ 124.395787] irq event stamp: 41524 <4>[ 124.399444] hardirqs last enabled at (41523): [] _raw_spin_unlock_irq+0x24/0x40 <4>[ 124.408649] hardirqs last disabled at (41524): [] __schedule+0x621/0x9b0 <4>[ 124.417160] softirqs last enabled at (41150): [] asm_call_irq_on_stack+0x12/0x20 <4>[ 124.426449] softirqs last disabled at (41125): [] asm_call_irq_on_stack+0x12/0x20 <4>[ 124.435740] CPU: 1 PID: 23 Comm: kworker/1:1 Tainted: G D W 5.10.216-cip46 #1 <4>[ 124.444265] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 124.450435] Workqueue: events check_corruption <4>[ 124.455133] Call Trace: <4>[ 124.457838] dump_stack+0x77/0x9b <4>[ 124.461410] ___might_sleep.cold+0xa6/0xb6 <4>[ 124.465763] exit_signals+0x1c/0x300 <4>[ 124.469614] do_exit+0xc2/0xab0 <4>[ 124.473012] ? process_one_work+0x4f0/0x4f0 <4>[ 124.477450] make_task_dead+0x2f/0x30 <4>[ 124.481366] rewind_stack_and_make_dead+0x17/0x20 <4>[ 124.486324] RIP: 0000:0x0 <4>[ 124.489202] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. <4>[ 124.496326] RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000 <4>[ 124.504144] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 124.511525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 124.518908] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 <4>[ 124.526290] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 124.533673] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000